Efficacy and Safety of Tozorakimab in Symptomatic Chronic Obstructive Pulmonary Disease With a History of Exacerbations

Last updated: June 6, 2025
Sponsor: AstraZeneca
Overall Status: Active - Not Recruiting

Phase

3

Condition

Chronic Bronchitis

Bronchiectasis

Lung Disease

Treatment

Tozorakimab

Placebo

Clinical Study ID

NCT06040086
D9180C00012
2023-505543-39
2023-505543-39-00
  • Ages 40-130
  • All Genders

Study Summary

The purpose of this Phase III study is to evaluate the efficacy and safety of tozorakimab administered subcutaneously (SC) in adult participants with symptomatic COPD with a history of ≥ 2 moderate or ≥ 1 severe exacerbations of COPD in the 12 months prior to enrolment. Participants should be receiving optimised treatment with inhaled maintenance therapy (ICS/LABA/LAMA triple therapy, or dual therapy if triple is not considered appropriate) throughout at least the last 3 months prior to enrolment.

Eligibility Criteria

Inclusion

Inclusion Criteria:

  1. Participant must be ≥ 40 years of age and capable of giving signed informed consent.

  2. Documented diagnosis of COPD for at least one year prior to enrolment.

  3. Post BD FEV1/FVC < 0.70 and post-BD FEV1 >20% of predicted normal value

  4. Documented history of ≥ 2 moderate or ≥ 1 severe COPD exacerbations within 12 monthsprior to enrolment.

  5. Documented optimised inhaled dual or triple therapy for at least 3 months prior toenrolment.

  6. Smoking history of ≥ 10 pack-years.

  7. CAT total score ≥ 10, with each of the phlegm (sputum) and cough items with a score ≥ 2

Exclusion

Exclusion Criteria:

  1. Clinically important pulmonary disease other than COPD.

  2. Radiological findings suggestive of a respiratory disease other than COPD that issignificantly contributing to the participant's respiratory symptoms. Radiologicalfindings of pulmonary nodules suspicious for lung cancer, as per applicableguidances, without appropriate follow up prior to randomisation. Radiologicalfindings suggestive of acute infection.

  3. Current diagnosis of asthma, prior history of asthma, or asthma-COPD overlap.Childhood history of asthma is allowed and defined as asthma diagnosed and resolvedbefore the age of 18

  4. Any unstable disorder, including, but not limited to, cardiovascular,gastrointestinal, hepatic, renal, neurological, musculoskeletal, infectious,endocrine, metabolic, haematological, psychiatric disorder, major physical and/orcognitive impairment that could affect safety, study findings or participantsability to complete the study.

  5. COPD exacerbation, within 2 weeks prior to randomization, that was treated withsystemic corticosteroids and/or antibiotics, and/or led to hospitalization.

  6. Active significant infection within the 4 weeks prior to randomization, pneumoniawithin 6 weeks prior to randomization, or medical condition that predisposes theparticipant to infection.

  7. Suspicion of, or confirmed, ongoing SARS-CoV-2 infection.

  8. Significant COVID-19 illness within the 6 months prior to enrolment.

  9. Unstable cardiovascular disorder.

  10. Diagnosis of cor pulmonale, pulmonary arterial hypertension and/or right ventricularfailure.

  11. History of active severe inflammatory bowel disease or colitis within one year priorto enrolment, or unexplained diarrhoea within the 4 weeks prior to randomisation.

  12. History of known immunodeficiency disorder, including a positive test for HIV-1 orHIV 2.

  13. History of positive test or treatment for hepatitis B or hepatitis C (except forcured hepatitis C)

  14. Evidence of active liver disease, including jaundice during screening.

  15. Malignancy, current or within the past 5 years, except for adequately treatednon-invasive basal cell and squamous cell carcinoma of the skin and cervicalcarcinoma-in-situ treated with apparent success more than one year prior toenrolment. Suspected malignancy or undefined neoplasms.

  16. Participants who have evidence of active TB.

  17. History of partial or total lung resection.

  18. Scheduled major surgical procedure during the course of the study.

  19. Participants that have previously received tozorakimab.

  20. Any clinically significant abnormal findings in physical examination, vital signs,ECG, or laboratory testing during the screening period, which in the opinion of theinvestigator may put the participant at risk because of their participation in thestudy, or may influence the results of the study, or the participant's ability tocomplete the entire duration of the study.

Study Design

Total Participants: 1454
Treatment Group(s): 2
Primary Treatment: Tozorakimab
Phase: 3
Study Start date:
September 22, 2023
Estimated Completion Date:
May 22, 2026

Connect with a study center

  • Research Site

    Buenos Aires, C1414AIF
    Argentina

    Site Not Available

  • Research Site

    Caba, C1425BEN
    Argentina

    Site Not Available

  • Research Site

    Córdoba, X5003DCE
    Argentina

    Site Not Available

  • Research Site

    Florencio Varela, 1888
    Argentina

    Site Not Available

  • Research Site

    La Plata, B1904
    Argentina

    Site Not Available

  • Research Site

    Mar del Plata, 7600
    Argentina

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  • Research Site

    Mendoza, M5500GIP
    Argentina

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    Quilmes, B1878FNR
    Argentina

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    San Fernando, B1646EBJ
    Argentina

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  • Research Site

    San Miguel de Tucuman, 4000
    Argentina

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  • Research Site

    Brussels, 1070
    Belgium

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    Edegem, 2650
    Belgium

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    Gent, 9000
    Belgium

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    Kortrijk, 8500
    Belgium

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    Leuven, 3000
    Belgium

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    Liege, 4000
    Belgium

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    Mechelen, 2800
    Belgium

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    Namur, 5101
    Belgium

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    Roeselare, 8800
    Belgium

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    Barretos, 14784-400
    Brazil

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    Belo Horizonte, 30150-221
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    Blumenau, 89030-101
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    Campina Grande do Sul, 83.430-000
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    Campinas, 13060-080
    Brazil

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    Fortaleza, 60430-270
    Brazil

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    Porto Alegre, 90610-000
    Brazil

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    Sao Bernardo do Campo, 09715090
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    Sao Jose Do Rio Preto, 15090-000
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    Sao Paulo, 05403-000
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    Valinhos, 13271-130
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    Dupnitsa, 2600
    Bulgaria

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    Haskovo, 6300
    Bulgaria

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    Kozloduy, 3320
    Bulgaria

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    Panagyurishte, 4500
    Bulgaria

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    Plovdiv, 4003
    Bulgaria

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    Ruse, 7002
    Bulgaria

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    Sliven, 8800
    Bulgaria

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    Sofia, 1756
    Bulgaria

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    Veliko Tanovo, 5000
    Bulgaria

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    Yambol, 8600
    Bulgaria

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    Calgary, Alberta T3B 0M3
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    Edmonton, Alberta T5A 4L8
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    Kelowna, British Columbia V1Y 4N7
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    Ajax, Ontario L1S 2J5
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    Burlington, Ontario L7N 3V2
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    Toronto, Ontario M5T 3A9
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    Winchester, Ontario K0C 2K0
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    Levis, Quebec G6V 0C9
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    St Charles Borromee, Quebec J6E 2B4
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    Saskatoon, Saskatchewan S7N 0W8
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    Quebec, G1V 4G5
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    Concepción, 4030000
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    Guangzhou, 510515
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    Hefei, 230061
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    Hohhot, 750306
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    Huizhou, 516002
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    Jieyang, 522000
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    Jinan, 250001
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    Lanzhou, 730030
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    Liaocheng, 252000
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    Linhai, 317000
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    Nan Chong, 637000
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    Nanchang, 330006
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    Nanjing, 210009
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    Nanning, 530021
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    Nantong, 226001
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    Ningbo, 315010
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    Qingdao, 266000
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    ShiJiazhuang, 050051
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    Shijiazhuang, 50051
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    Taizhou, 318000
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    Wuhan, 430022
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    Xi'an, 710006
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    Hvidovre, 2650
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    København NV, 2400
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    Næstved, 4700
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    Roskilde, 4000
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    Vejle, 7100
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    Ålborg, 9000
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    Aix en Provence, 13100
    France

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    Brest Cedex, 29609
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    Colmar, 68024
    France

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    Epagny Metz-Tessy, 74370
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    La Tronche, 38700
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    Libourne Cedex, 33505
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    Lyon Cedex 04, 69317
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    Marseille, 13015
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    Montpellier, 34295
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    Quimper, 29000
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    Quimper cedex, 29000
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    Reims, 51092
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    Strasbourg Cedex, 67091
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    Villefranche Sur Saone, 69655
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    Augsburg, 86150
    Germany

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    Berlin, 10119
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    Darmstadt, 64283
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    Essen, 45127
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    Frankfurt, 60596
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    Frankfurt/Main, 60389
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    Großhansdorf, 22927
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    Halle, 06108
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    Halle (Saale), 06120
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    Hannover, 30159
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    Köln, 51069
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    Leipzig, 04299
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    Marburg, 35037
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    Moers, 47441
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    München, 80335
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    München-Pasing, 81241
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    Nürnberg, 90419
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    Peine, 31224
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    Solingen, 42699
    Germany

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    Athens, 17562
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    Exohi Thessaloniki, 57010
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    Heraklion, 71409
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    Ioannina, 45500
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    Thessaloniki, 57010
    Greece

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    Budapest, 1203
    Hungary

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    Debrecen, 4032
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    Edelény, 3780
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    Encs, 3860
    Hungary

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    Gödöllő, 2100
    Hungary

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    Hajdúnánás, 4080
    Hungary

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    Mosonmagyaróvár, 9200
    Hungary

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    Pécs, 7635
    Hungary

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    Püspökladány, 4150
    Hungary

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    Szolnok, 5000
    Hungary

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    Százhalombatta, 2440
    Hungary

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    Székesfehérvár, 8000
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    Ajmer, 305001
    India

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    Calicut, 673 008
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    Coimbatore, 641028
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    Dehradun, 248001
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    Delhi, 110029
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    Dwarka, 110075
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    Hyderabad, 500038
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    Jaipur, 302012
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    Kolkata, 700053
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    Nagpur, 440012
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    Thane, 401107
    India

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    Vijayawada, 520 008
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    Visakhapatnam, 530017
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    Cork, T12 DV56
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    Dublin, D24 NR0A
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    Galway, H91 YR71
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    Moneymore, A92 VW28
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    Cona, 44124
    Italy

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    Foggia, 71100
    Italy

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    Modena, 41124
    Italy

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    Napoli, 80131
    Italy

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    Padua, 35128
    Italy

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    Pavia, 27100
    Italy

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    Pisa, 56100
    Italy

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    Roma, 161
    Italy

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    Aomori-shi, 030-8553
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    Asahikawa-shi, 070-8644
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    Chikushino-shi, 818-8502
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    Chuo-ku, 104-0031
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    Fujieda-shi, 426-8677
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    Fukuoka-shi, 814-0180
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    Ginowan-shi, 901-2214
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    Habikino-shi, 583-8588
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    Hakodate-shi, 041-8680
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    Hamamatsu-shi, 430-8525
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    Iizuka-shi, 820-8505
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    Itabashi-ku, 173-8610
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    Izumi-shi, 594-0073
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    Kagoshima-shi, 892-0847
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    Kasuga-shi, 816-0813
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    Kasugai-shi, 486-8510
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    Kawachinagano-shi, 586-8521
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    Kitakyushu-shi, 802-0001
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    Kiyose-shi, 204-8522
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    Kobe-shi, 650-0047
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    Kumamoto-shi, 862-0954
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    Kusatsu-shi, 525-8585
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    Kyoto-shi, 612-8555
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    Matsusaka-shi, 515-8544
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    Mino-shi, 562-0003
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    Minokamo shi, 505-8510
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    Mizunami-shi, 509-6134
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    Morioka-shi, 020-0066
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    Nagoya-shi, 457-8511
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    Nankoku-shi, 783-8509
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    Ogaki-shi, 503-8502
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    Okinawa-shi, 904-2143
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    Omuta-shi, 837-0911
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    Osaka-shi, 543-8555
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    Sagamihara-shi, 252-0143
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    Sakai-shi, 591-8555
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    Sakaide-shi, 762-8550
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    Sapporo-shi, 006-8555
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    Sendai-shi, 981-0911
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    Shinjuku-ku, 162-8655
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    Shizuoka-shi, 420-8630
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    Tachikawa-shi, 190-8531
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    Toon-shi, 791-0281
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    Toride-shi, 302-0022
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    Toshima-ku, 171-0014
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    Toyonaka-shi, 560-8552
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    Ube, 755-8505
    Japan

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    Ueda-shi, 386-8610
    Japan

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    Urasoe-shi, 901-2132
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    Urayasu-shi, 279-0021
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    Utsunomiya-shi, 320-8580
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    Yanagawa-shi, 832-0059
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    Yokohama, 232-0066
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    Yokohama-shi, 236-0037
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    Anyang-si, 14068
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    Daegu, 42415
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    Incheon, 405-760
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    Jeonju, 54907
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    Seoul, 05030
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    Wonju-si, 26426
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    Alor Setar, 5460
    Malaysia

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    Malaysia

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    Mexico

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    Mexico City, 03310
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    Mexico

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    Veracruz, 91900
    Mexico

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    Arnhem, 6815 AD
    Netherlands

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    Netherlands

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    Den Bosch, 5223 GZ
    Netherlands

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    Site Not Available

  • Research Site

    Heerlen, 6419 PC
    Netherlands

    Site Not Available

  • Research Site

    Roermond, 6043 CV
    Netherlands

    Site Not Available

  • Research Site

    Rotterdam, 3045 PM
    Netherlands

    Site Not Available

  • Research Site

    Zutphen, 7207 AE
    Netherlands

    Site Not Available

  • Research Site

    Lima, 15046
    Peru

    Site Not Available

  • Research Site

    Piura, 20001
    Peru

    Site Not Available

  • Research Site

    Santa Beatriz, LIMA 14
    Peru

    Site Not Available

  • Research Site

    Białystok, 15-044
    Poland

    Site Not Available

  • Research Site

    Bielsko-Biała, 43-300
    Poland

    Site Not Available

  • Research Site

    Bydgoszcz, 85-796
    Poland

    Site Not Available

  • Research Site

    Chrzanów, 32-500
    Poland

    Site Not Available

  • Research Site

    Grodzisk Mazowiecki, 05-825
    Poland

    Site Not Available

  • Research Site

    Katowice, 40-648
    Poland

    Site Not Available

  • Research Site

    Kielce, 25-426
    Poland

    Site Not Available

  • Research Site

    Krakow, 30-033
    Poland

    Site Not Available

  • Research Site

    Kraków, 31-513
    Poland

    Site Not Available

  • Research Site

    Lublin, 20-011
    Poland

    Site Not Available

  • Research Site

    Ostrowiec Świętokrzyski, 27-400
    Poland

    Site Not Available

  • Research Site

    Ostróda, 14-100
    Poland

    Site Not Available

  • Research Site

    Poznań, 60-693
    Poland

    Site Not Available

  • Research Site

    Płock, 09-407
    Poland

    Site Not Available

  • Research Site

    Rzeszów, 35-205
    Poland

    Site Not Available

  • Research Site

    Sosnowiec, 41-200
    Poland

    Site Not Available

  • Research Site

    Słupsk, 76-200
    Poland

    Site Not Available

  • Research Site

    Badalona(Barcelona), 08916
    Spain

    Site Not Available

  • Research Site

    Barcelona, 08035
    Spain

    Site Not Available

  • Research Site

    Caceres, 10003
    Spain

    Site Not Available

  • Research Site

    Madrid, 28850
    Spain

    Site Not Available

  • Research Site

    Malaga, 29010
    Spain

    Site Not Available

  • Research Site

    Málaga, 29010
    Spain

    Site Not Available

  • Research Site

    Mérida, 06800
    Spain

    Site Not Available

  • Research Site

    Santander, 39008
    Spain

    Site Not Available

  • Research Site

    Zaragoza, 50009
    Spain

    Site Not Available

  • Research Site

    Hat Yai, 90110
    Thailand

    Site Not Available

  • Research Site

    Khlong Luang, 12120
    Thailand

    Site Not Available

  • Research Site

    Muang, 22000
    Thailand

    Site Not Available

  • Research Site

    Mueang, 20000
    Thailand

    Site Not Available

  • Research Site

    Nakhon Ratchasima, 30000
    Thailand

    Site Not Available

  • Research Site

    Adana, 1330
    Turkey

    Site Not Available

  • Research Site

    Ankara, 06620
    Turkey

    Site Not Available

  • Research Site

    Istanbul, 34722
    Turkey

    Site Not Available

  • Research Site

    Izmir, 35965
    Turkey

    Site Not Available

  • Research Site

    Mersin, 33343
    Turkey

    Site Not Available

  • Research Site

    İstanbul, 34844
    Turkey

    Site Not Available

  • Research Site

    Chernivtsi, 58022
    Ukraine

    Site Not Available

  • Research Site

    Chernivtsі, 58000
    Ukraine

    Site Not Available

  • Research Site

    Ivano-Frankivsk, 76019
    Ukraine

    Site Not Available

  • Research Site

    Kyiv, 03680
    Ukraine

    Site Not Available

  • Research Site

    Lutsk, 43000
    Ukraine

    Site Not Available

  • Research Site

    Tarasove Village, 45634
    Ukraine

    Site Not Available

  • Research Site

    Ternopil, 46001
    Ukraine

    Site Not Available

  • Research Site

    Uzhhorod, 88018
    Ukraine

    Site Not Available

  • Research Site

    Vinnytsia, 21001
    Ukraine

    Site Not Available

  • Research Site

    Zhytomyr, 100002
    Ukraine

    Site Not Available

  • Research Site

    Bradford, BD9 6RJ
    United Kingdom

    Site Not Available

  • Research Site

    Corby, NN17 2UR
    United Kingdom

    Site Not Available

  • Research Site

    Cottingham, HU16 5JQ
    United Kingdom

    Site Not Available

  • Research Site

    Glasgow, G4 0SF
    United Kingdom

    Site Not Available

  • Research Site

    Leeds, LS9 7TF
    United Kingdom

    Site Not Available

  • Research Site

    Liverpool, L7 8XP
    United Kingdom

    Site Not Available

  • Research Site

    London, EC1M 6BQ
    United Kingdom

    Site Not Available

  • Research Site

    Macclesfield, SK10 3BL
    United Kingdom

    Site Not Available

  • Research Site

    Newcastle upon Tyne, NE7 7AF
    United Kingdom

    Site Not Available

  • Research Site

    Portsmouth, PO6 3LY
    United Kingdom

    Site Not Available

  • Research Site

    Wakefield, WF1 4DG
    United Kingdom

    Site Not Available

  • Research Site

    Birmingham, Alabama 35205
    United States

    Site Not Available

  • Research Site

    Decatur, Alabama 35603
    United States

    Site Not Available

  • Research Site

    Sheffield, Alabama 35660
    United States

    Site Not Available

  • Research Site

    Peoria, Arizona 85381
    United States

    Site Not Available

  • Research Site

    Phoenix, Arizona 85027
    United States

    Site Not Available

  • Research Site

    Tucson, Arizona 85704
    United States

    Site Not Available

  • Research Site

    Yuma, Arizona 85365
    United States

    Site Not Available

  • Research Site

    Los Angeles, California 90027
    United States

    Site Not Available

  • Research Site

    Newport Beach, California 92663
    United States

    Site Not Available

  • Research Site

    Orange, California 92868
    United States

    Site Not Available

  • Research Site

    San Francisco, California 94109
    United States

    Site Not Available

  • Research Site

    Westminster, California 92683
    United States

    Site Not Available

  • Research Site

    Aurora, Colorado 80014
    United States

    Site Not Available

  • Research Site

    Boulder, Colorado 80301
    United States

    Site Not Available

  • Research Site

    Denver, Colorado 80228
    United States

    Site Not Available

  • Research Site

    Washington, District of Columbia 20037
    United States

    Site Not Available

  • Research Site

    Boynton Beach, Florida 33435
    United States

    Site Not Available

  • Research Site

    Cape Coral, Florida 33990
    United States

    Site Not Available

  • Research Site

    Lakeland, Florida 33805
    United States

    Site Not Available

  • Research Site

    Naples, Florida 34102
    United States

    Site Not Available

  • Research Site

    Ocala, Florida 34470
    United States

    Site Not Available

  • Research Site

    Ormond Beach, Florida 32174
    United States

    Site Not Available

  • Research Site

    Atlanta, Georgia 30344
    United States

    Site Not Available

  • Research Site

    Columbus, Georgia 31904
    United States

    Site Not Available

  • Research Site

    Lithonia, Georgia 30038
    United States

    Site Not Available

  • Research Site

    Champaign, Illinois 61820
    United States

    Site Not Available

  • Research Site

    Chicago, Illinois 60607
    United States

    Site Not Available

  • Research Site

    Winfield, Illinois 60190
    United States

    Site Not Available

  • Research Site

    Evansville, Indiana 47710
    United States

    Site Not Available

  • Research Site

    Fort Wayne, Indiana 46845
    United States

    Site Not Available

  • Research Site

    Andover, Kansas 67002
    United States

    Site Not Available

  • Research Site

    Bowling Green, Kentucky 42101
    United States

    Site Not Available

  • Research Site

    Lexington, Kentucky 40503
    United States

    Site Not Available

  • Research Site

    New Orleans, Louisiana 70112
    United States

    Site Not Available

  • Research Site

    Towson, Maryland 21286
    United States

    Site Not Available

  • Research Site

    North Dartmouth, Massachusetts 02747
    United States

    Site Not Available

  • Research Site

    Canton, Michigan 48188
    United States

    Site Not Available

  • Research Site

    Detroit, Michigan 48202
    United States

    Site Not Available

  • Research Site

    Minneapolis, Minnesota 55425
    United States

    Site Not Available

  • Research Site

    Chesterfield, Missouri 63005
    United States

    Site Not Available

  • Research Site

    Hannibal, Missouri 63401
    United States

    Site Not Available

  • Research Site

    Saint Louis, Missouri 63141
    United States

    Site Not Available

  • Research Site

    Omaha, Nebraska 68144
    United States

    Site Not Available

  • Research Site

    Papillion, Nebraska 68046
    United States

    Site Not Available

  • Research Site

    Henderson, Nevada 89052
    United States

    Site Not Available

  • Research Site

    Las Vegas, Nevada 89102
    United States

    Site Not Available

  • Research Site

    Toms River, New Jersey 08755
    United States

    Site Not Available

  • Research Site

    Bronx, New York 10451
    United States

    Site Not Available

  • Research Site

    Buffalo, New York 14215
    United States

    Site Not Available

  • Research Site

    Cortland, New York 13045
    United States

    Site Not Available

  • Research Site

    Charlotte, North Carolina 28273
    United States

    Site Not Available

  • Research Site

    Greenville, North Carolina 27834
    United States

    Site Not Available

  • Research Site

    Huntersville, North Carolina 28078
    United States

    Site Not Available

  • Research Site

    Winston-Salem, North Carolina 27103
    United States

    Site Not Available

  • Research Site

    Dayton, Ohio 45439
    United States

    Site Not Available

  • Research Site

    Lima, Ohio 45801
    United States

    Site Not Available

  • Research Site

    Wooster, Ohio 44691
    United States

    Site Not Available

  • Research Site

    Grants Pass, Oregon 97527
    United States

    Site Not Available

  • Research Site

    East Providence, Rhode Island 02914
    United States

    Site Not Available

  • Research Site

    Gaffney, South Carolina 29340
    United States

    Site Not Available

  • Research Site

    Union, South Carolina 29379
    United States

    Site Not Available

  • Research Site

    Chattanooga, Tennessee 37404
    United States

    Site Not Available

  • Research Site

    Elizabethton, Tennessee 37643
    United States

    Site Not Available

  • Research Site

    Jackson, Tennessee 38305
    United States

    Site Not Available

  • Research Site

    Dallas, Texas 75254
    United States

    Site Not Available

  • Research Site

    El Paso, Texas 79902
    United States

    Site Not Available

  • Research Site

    Houston, Texas 77008
    United States

    Site Not Available

  • Research Site

    McKinney, Texas 75069
    United States

    Site Not Available

  • Research Site

    San Antonio, Texas 78258
    United States

    Site Not Available

  • Research Site

    Bountiful, Utah 84010
    United States

    Site Not Available

  • Research Site

    Roy, Utah 84067
    United States

    Site Not Available

  • Research Site

    Rutland, Vermont 05701
    United States

    Site Not Available

  • Research Site

    Kenosha, Wisconsin 53142
    United States

    Site Not Available

  • Research Site

    Milwaukee, Wisconsin 53226
    United States

    Site Not Available

  • Research Site

    Ha Noi, 100000
    Vietnam

    Site Not Available

  • Research Site

    Hanoi, 10000
    Vietnam

    Site Not Available

  • Research Site

    Ho Chi Minh, 700000
    Vietnam

    Site Not Available

  • Research Site

    Ho Chi Minh City, 70000
    Vietnam

    Site Not Available

  • Research Site

    Hochiminh, 70000
    Vietnam

    Site Not Available

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