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RECRUITING
NCT05531565
PHASE2/PHASE3

A 2-Part Study to Learn Whether Litifilimab (BIIB059) Injections Can Improve Symptoms of Adult Participants Who Have Active Cutaneous Lupus Erythematosus

Sponsor: Biogen

View on ClinicalTrials.gov

Summary

In this study, researchers will learn more about a study drug called litifilimab (BIIB059) in participants with cutaneous lupus erythematosus (CLE). The study will focus on participants who have either active subacute CLE or chronic CLE, or both. They may also have systemic lupus erythematosus (SLE). The participants did not respond to antimalarial therapy or had problems with the treatment that made it hard to continue. The main objective of the study is to learn about the effect litifilimab has on lowering the activity of the skin disease. Researchers will measure symptoms and signs of CLE over time using a variety of scoring tools. These include the Cutaneous Lupus Erythematosus Disease Area and Severity Index (CLASI), the Cutaneous Lupus Activity of Investigator's Global Assessment-Revised (CLA-IGA-R), and the SELENA-SLEDAI Flare Index (SFI). The main questions researchers want to answer are: * How many participants have a score of 0 or 1 on the CLA-IGA-R looking at skin redness after treatment? * How many participants have their skin disease activity go down by at least 70% as measured by CLASI? Researchers will also learn more about the safety of litifilimab. They will study how participants' immune systems respond to litifilimab. Additionally, they will measure the effect litifilimab and CLE have on the quality of life of participants using a group of questionnaires. The study will be split into 2 parts - Part A and Part B. Both parts will be done as follows: * After screening, participants will be randomized to receive either litifilimab or placebo for the 1st treatment period. A placebo looks like the study drug but contains no real medicine. * Participants will receive either litifilimab or placebo as injections under the skin once every 4 weeks. * The 1st treatment period will be double blinded which means neither the researchers nor the participants will know if the participants are receiving litifilimab or placebo. * This double blinded treatment period will last 24 weeks, after which the 2nd treatment period will begin. * During the 2nd treatment period, all participants will receive litifilimab for 28 weeks. * After completing treatment in this study, participants that qualify will be given the choice to join the Long-Term Extension study, 230LE305. If they do not, they will move into a follow-up safety period that will last up to 24 weeks. * The total study duration for participants will be up to 80 weeks.

Official title: A 2-Part Seamless Part A (Phase 2)/Part B (Phase 3) Randomized, Double-Blind, Placebo-Controlled, Multicenter Study to Evaluate the Efficacy and Safety of BIIB059 in Participants With Active Subacute Cutaneous Lupus Erythematosus and/or Chronic Cutaneous Lupus Erythematosus With or Without Systemic Manifestations and Refractory and/or Intolerant to Antimalarial Therapy (AMETHYST)

Key Details

Gender

All

Age Range

18 Years - Any

Study Type

INTERVENTIONAL

Enrollment

450

Start Date

2022-09-13

Completion Date

2027-12-14

Last Updated

2026-04-02

Healthy Volunteers

No

Interventions

DRUG

Litifilimab

Administered as specified in the treatment arm.

DRUG

Placebo

Administered as specified in the treatment arm.

Locations (310)

Pinnacle Research Group, LLC

Anniston, Alabama, United States

UAB Center for Women's Reproductive Health

Birmingham, Alabama, United States

Arizona Arthritis & Rheumatology Research, PLLC

Phoenix, Arizona, United States

The Regents of the University of California

La Jolla, California, United States

Dermatology Research Associates

Los Angeles, California, United States

Clinical Science Institute

Santa Monica, California, United States

Inland Rheumatology Clinical Trials, Inc.

Upland, California, United States

Denver Arthritis Clinic

Denver, Colorado, United States

Omega Research Debary, LLC

DeBary, Florida, United States

Centre for Rheumatology, Immunology and Arthritis

Fort Lauderdale, Florida, United States

University of Florida

Gainesville, Florida, United States

University of Miami Miller School of Medicine

Miami, Florida, United States

Millennium Medical Research, LLC

Miami, Florida, United States

Medical Research Center of Miami

Miami, Florida, United States

Diverse Clinical Research LLC

Miami, Florida, United States

Charisma Medical and Research Center

Miami Lakes, Florida, United States

Leading Edge Dermatology

Plantation, Florida, United States

Augusta University

Augusta, Georgia, United States

Rush University Medical Center

Chicago, Illinois, United States

OrthoIllinois

Rockford, Illinois, United States

Dawes Fretzin Clinical Research Group, LLC

Indianapolis, Indiana, United States

Equity Medical

Bowling Green, Kentucky, United States

LSU Health Sciences Center Shreveport

New Orleans, Louisiana, United States

Tufts Medical Center

Boston, Massachusetts, United States

Brigham And Women's Hospital

Boston, Massachusetts, United States

Essential Dermatology

Natick, Massachusetts, United States

Beacon Clinical Research, LLC

Quincy, Massachusetts, United States

University of Massachusetts, Worcester

Worcester, Massachusetts, United States

David Fivenson, MD, Dermatology, PLLC

Ann Arbor, Michigan, United States

Oakland Hills Dermatology

Auburn Hills, Michigan, United States

AA MRC LLC Ahmed Arif Medical Research Center

Flint, Michigan, United States

Revival Research Institute, LLC

Troy, Michigan, United States

Saint Louis University

St Louis, Missouri, United States

University of Nebraska Medical Center

Omaha, Nebraska, United States

Albuquerque Center For Rheumatology

Albuquerque, New Mexico, United States

University of New Mexico School of Medicine

Albuquerque, New Mexico, United States

NYU Langone Brooklyn

Brooklyn, New York, United States

Universal Dermatology, PLLC

Fairport, New York, United States

Northwell Health, Inc. PRIME

Great Neck, New York, United States

Columbia University Medical center

New York, New York, United States

University of North Carolina at Chapel Hill

Chapel Hill, North Carolina, United States

Duke Dermatology South Durham

Durham, North Carolina, United States

Medication Management, LLC

Greensboro, North Carolina, United States

University of Cincinnati Department of Dermatology

Cincinnati, Ohio, United States

University Hospitals Cleveland Medical Center

Cleveland, Ohio, United States

Ohio State University

Columbus, Ohio, United States

Penn State University Milton S. Hershey Medical Center

Hershey, Pennsylvania, United States

University of Pennsylvania

Philadelphia, Pennsylvania, United States

Vanderbilt University Medical Center

Nashville, Tennessee, United States

Austin Regional Clinic, P.A.

Austin, Texas, United States

Precision Comprehensive Clinical Research Solutions

Colleyville, Texas, United States

Metroplex Clinical Research Center, LLC

Dallas, Texas, United States

UT Southwestern Medical Center

Dallas, Texas, United States

North Texas Center for Clinical Research

Frisco, Texas, United States

UTMB Department of Dermatology

Galveston, Texas, United States

University of Texas Health Science Center at Houston

Houston, Texas, United States

Arthritis & Osteoporosis Clinic

Waco, Texas, United States

Velocity Clinical Research Waco

Waco, Texas, United States

University of Utah Health Sciences Center

Salt Lake City, Utah, United States

Open Door Clinical Research

Blacksburg, Virginia, United States

West End Dermatology Associates

Richmond, Virginia, United States

CINME - Centro De Investigaciones Metabolicas

CABA, Buenos Aires, Argentina

Centro de Investigaciones Medicas Mar del Plata

Mar del Plata, Buenos Aires, Argentina

Instituto de Investigaciones Clinicas Quilmes

Quilmes, Buenos Aires, Argentina

Centro de Investigaciones San Miguel

San Miguel, Buenos Aires, Argentina

APRILLUS Asistencia e Investigacion

Buenos Aires, Ciudad Autonoma Buenos Aires, Argentina

Fundacion Respirar

Buenos Aires, Ciudad Autonoma Buenos Aires, Argentina

Consultorio Alto Dorrego

Villa Nueva, Mendoza Province, Argentina

Instituto CAICI

Rosario, Santa Fe Province, Argentina

Clinica Mayo de Urgencias Medicas Cruz Blanca SRL

San Miguel de Tucumán, Tucumán Province, Argentina

Centro de Investigaciones Medicas Tucuman

San Miguel de Tucumán, Tucumán Province, Argentina

Investigaciones Clinicas Tucuman

San Miguel de Tucumán, Tucumán Province, Argentina

Hospital Italiano de La Plata

Buenos Aires, Argentina

Hospital Italiano de Buenos Aires

Ciudad Autonoma Buenos Aires, Argentina

Centro Privado de Medicina Familiar - Mind Out Research

Ciudad Autonoma Buenos Aires, Argentina

Clinica Adventista Belgrano

Ciudad Autonoma Buenos Aires, Argentina

Instituto de Reumatologia

Mendoza, Argentina

CER San Juan Centro Polivalente de Asistencia e Inv. Clinica

San Juan, Argentina

UZ Leuven

Leuven, Vlaams-Brabant, Belgium

Cliniques Universitaires Saint-Luc

Brussels, Belgium

Universitair Ziekenhuis Gent

Ghent, Belgium

Centre Hospitalier Universitaire de Liege

Liège, Belgium

Integrare Terapêutica

Fortaleza, Ceará, Brazil

HUWC - UFC - Hospital Universitário Walter Cantídio - Universidade Federal do Ceará

Fortaleza, Ceará, Brazil

CEDOES - Diagnóstico e Pesquisa

Vitória, Espírito Santo, Brazil

Clínica SER da Bahia

Salvador, Estado de Bahia, Brazil

L2IP - Instituto de Pesquisas Clínicas Ltda.

Brasília, Federal District, Brazil

IPC MT Instituto de Pesquisas Clinicas do Mato Grosso

Santo Ângelo, Mato Grosso, Brazil

Santa Casa de Misericordia de Belo Horizonte

Belo Horizonte, Minas Gerais, Brazil

Clinica Pulsus

Belo Horizonte, Minas Gerais, Brazil

CMiP - Centro Mineiro de Pesquisa

Juiz de Fora, Minas Gerais, Brazil

Instituto Brasil de Pesquisa Clínica-IBPCLIN S/A

Rio de Janeiro, Rio Do Janeiro, Brazil

IDERJ - Instituto de Dermatologia e Estética do Brasil Ltda

Rio de Janeiro, Rio Do Janeiro, Brazil

Hospital Bruno Born

Lajeado, Rio Grande do Sul, Brazil

Hospital de Clínicas de Porto Alegre

Porto Alegre, Rio Grande do Sul, Brazil

Nucleo de Pesquisa Clinica do Rio Grande do Sul

Porto Alegre, Rio Grande do Sul, Brazil

LMK Serviços Médicos S/S Ltda

Porto Alegre, Rio Grande do Sul, Brazil

Hospital Moinhos de Vento

Porto Alegre, Rio Grande do Sul, Brazil

IPES - Instituto de Pesquisa e Educação em Saúde

Porto Velho, Rondônia, Brazil

CEMEC - Centro Multidisciplinar de Estudos Clínicos

São Bernardo do Campo, São Paulo, Brazil

CEPIC - Centro Paulista de Investigação Clínica e Serviços Médicos

São Paulo, São Paulo, Brazil

A2Z Clinical Centro Avancado de Pesquisa Clinica

Valinhos, São Paulo, Brazil

RDSS Ricardo Diaz Scientific Solution

São Paulo, Brazil

DCC-1-Sevlievo EOOD

Sevlievo, Gabrovo, Bulgaria

DCC 'Sveti Georgi' EOOD

Haskovo, Bulgaria

Medical center Medconsult Pleven OOD

Pleven, Bulgaria

UMHAT 'Dr. Georgi Stranski', EAD

Pleven, Bulgaria

DCC 1 - Ruse, EOOD

Rousse, Bulgaria

Ambulatory for Specialized Medical Help - skin and venereal diseases

Sofia, Bulgaria

DCC 'Alexandrovska', EOOD

Sofia, Bulgaria

DCC 'Alexandrovska', EOOD

Sofia, Bulgaria

DCC Focus 5 - MEOH OOD

Sofia, Bulgaria

Military Medical Academy - MHAT - Sofia

Sofia, Bulgaria

Laser Rejuvenation Clinics, Inc.

Calgary, Alberta, Canada

Laster Rejuvenation Clinics Edmonton D.T. Inc.

Edmonton, Alberta, Canada

Medicor Research Inc

Greater Sudbury, Ontario, Canada

Dermatology Ottawa Research Centre

Ottawa, Ontario, Canada

DIEX Recherche Sherbrooke Inc.

Sherbrooke, Quebec, Canada

Centro Medico SkinMed

Las Condes, Chile

Dermacross

Santiago, Chile

BioMedica Research Group

Santiago, Chile

CeCim Biocinetic

Santiago, Chile

CIEC - Centro Internacional de Estudios Clínicos

Santiago, Chile

Clinical Research Chile SpA.

Valdivia, Chile

Oncocentro APYS

Viña del Mar, Chile

Beijing Tongren Hospital, Capital Medical University

Beijing, Beijing Municipality, China

Peking Union Medical College Hospital

Beijing, Beijing Municipality, China

The First Affiliated Hospital of Chongqing Medical University

Chongqing, Chongqing Municipality, China

The First Affiliated Hospital of Fujian Medical University

Fuzhou, Fujian, China

Dongguan People's Hospital

Dongguan, Guangdong, China

Nanfang Hospital of Southern Medical University

Guangzhou, Guangdong, China

Shenzhen Second People's Hospital

Shenzhen, Guangdong, China

Zhongshan TCM Hospital

Zhongshan, Guangdong, China

Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University

Guangzhou, Guangzhou, China

Nanyang First People's Hospital

Nanyang, Henan, China

Henan Provincial People's Hospital

Zhengzhou, Henan, China

Xiangya Hospital of Central South University

Changsha, Hu'nan, China

The second Xiangya Hospital of Central South University

Changsha, Hu'nan, China

The First Affiliated Hospital of Baotou Medical College

Baotou, Inner Mongolia, China

Hospital for Skin Diseases, Chinese Academy of Medical Sciences

Nanjing, Jiangsu, China

Affiliated Hospital of Jiangsu University

Zhenjiang, Jiangsu, China

The First Hospital of Jilin University

Changchun, Jilin, China

Qilu Hospital of Shandong University

Jinan, Shandong, China

Ruijin Hospital of Shanghai Jiaotong University School of Medicine

Shanghai, Shanghai Municipality, China

Zhongshan Hospital Fudan University

Shanghai, Shanghai Municipality, China

Shanghai Skin Disease Hospital

Shanghai, Shanghai Municipality, China

The Second Affiliated Hospital of Kunming Medical University

Kunming, Yunnan, China

The First Affiliated Hospital of Zhejiang University school of medicine

Hangzhou, Zhejiang, China

Hangzhou First People's Hospital

Hangzhou, Zhejiang, China

Zhejiang Provincial People's Hospital

Hangzhou, Zhejiang, China

The First Affiliated Hospital of Wenzhou Medical University

Wenzhou, Zhejiang, China

Centro de Investigacion Medico Asistencial S.A.S

Barranquilla, Atlántico, Colombia

Healthy Medical Center

Zipaquirá, Cundinamarca, Colombia

Servimed S.A.S.

Bucaramanga, Santander Department, Colombia

Centro de Investigacion en Reumatologia y Especialidades Medicas SAS. CIREEM

Bogotá, Colombia

CHU Nice - Hopital de l Archet

Nice, Alpes Maritimes, France

Hôpital de la Timone

Marseille, Bouches-du-Rhône, France

CHU de Caen - Hopital de la Cote de Nacre

Caen, Calvados, France

CHU Besançon - Hôpital Jean Minjoz

Besançon, Doubs, France

Hopital Larrey

Toulouse, Haute Garonne, France

Hôpital Privé d'Antony

Antony, Hauts De Seine, France

Hopital Saint Eloi

Montpellier, Herault, France

Hopital Claude Huriez - CHU Lille

Lille, Nord, France

Hôpital Saint-Louis

Cedex 10, Paris, France

Hopital Edouard Herriot - CHU Lyon

Lyon, Rhone, France

Hopital Tenon

Paris, France

Universitaetsklinikum Heidelberg

Heidelberg, Baden-Wurttemberg, Germany

Universitaetsklinikum Tuebingen

Tübingen, Baden-Wurttemberg, Germany

Universitaetsklinikum Erlangen

Erlangen, Bavaria, Germany

LMU-Campus Innenstadt

Munich, Bavaria, Germany

Klinikum rechts der Isar der TU Muenchen

Munich, Bavaria, Germany

Universitaetsklinikum Regensburg

Regensburg, Bavaria, Germany

Universitaetsklinikum Wuerzburg

Würzburg, Bavaria, Germany

Fachklinik Bad Bentheim Dermatologie

Bad Bentheim, Lower Saxony, Germany

Elbekliniken Buxtehude GmbH

Buxtehude, Lower Saxony, Germany

Klinikum Oldenburg AoeR

Oldenburg, Lower Saxony, Germany

Universitaetsklinikum Aachen AoeR

Aachen, North Rhine-Westphalia, Germany

Universitaetsklinikum Bonn AoeR

Bonn, North Rhine-Westphalia, Germany

Universitaetsklinikum Duesseldorf AoeR

Düsseldorf, North Rhine-Westphalia, Germany

Universitaetsklinikum Muenster

Münster, North Rhine-Westphalia, Germany

Universitaetsklinikum Carl Gustav Carus TU Dresden

Dresden, Saxony, Germany

Universitaetsklinikum Halle (Saale)

Halle, Saxony-Anhalt, Germany

Universitaetsklinikum Schleswig-Holstein - Campus Kiel

Kiel, Schleswig-Holstein, Germany

Charité - Campus Charité Mitte

Berlin, Germany

Semmelweis Egyetem

Budapest, Hungary

Pecsi Tudomanyegyetem

Pécs, Hungary

Szegedi Tudomanyegyetem Szent-Gyorgyi Albert Klinikai Kozpont

Szeged, Hungary

Azienda Ospedaliera Universitaria Policlinico Sant'Orsola Malpighi IRCCS

Bologna, Italy

Azienda Socio Sanitaria Territoriale degli Spedali Civili di Brescia (Presidio Spedali Civili)

Brescia, Italy

Università degli studi di Firenze

Florence, Italy

IRCCS Ospedale Policlinico San Martino

Genova, Italy

Fondazione IRCCS CA' Granda Ospedale Maggiore Policlinico

Milan, Italy

Ospedale San Raffaele

Milan, Italy

Azienda Ospedaliera Universitaria Policlinico 'Federico II'

Naples, Italy

Fondazione Policlinico Universitario Agostino Gemelli IRCCS

Roma, Italy

JCHO Chukyo Hospital

Nagoya, Aichi-ken, Japan

NHO Nagoya Medical Center

Nagoya, Aichi-ken, Japan

Fujita Health University Hospital

Toyoake-shi, Aichi-ken, Japan

Aomori Prefectural Central Hospital

Aomori, Aomori, Japan

Juntendo University Urayasu Hospital

Urayasu-shi, Chiba, Japan

University of Fukui Hospital

Yoshida-gun, Fukui, Japan

Hospital of the University of Occupational and Environmental Health

Kitakyushu-shi, Fukuoka, Japan

Hokkaido University Hospital

Sapporo, Hokkaido, Japan

Kakogawa Central City Hospital

Kakogawa-shi, Hyōgo, Japan

Kita Harima Medical Center

Ono-shi, Hyōgo, Japan

Kanazawa University Hospital

Kanazawa, Ishikawa-ken, Japan

St. Marianna University Hospital

Kawasaki-shi, Kanagawa, Japan

Yokohama City University Medical Center

Yokohama, Kanagawa, Japan

Yokohama City University Hospital

Yokohama, Kanagawa, Japan

NHO Yokohama Medical Center

Yokohama, Kanagawa, Japan

Kumamoto University Hospital

Kumamoto, Kumamoto, Japan

Tohoku University Hospital

Sendai, Miyagi, Japan

Nagasaki University Hospital

Nagasaki, Nagasaki, Japan

Niigata University Medical & Dental Hospital

Niigata, Niigata, Japan

Japanese Red Cross Okayama Hospital

Okayama, Okayama-ken, Japan

NHO Osaka Minami Medical Center

Kawachinagano-shi, Osaka, Japan

Daini Osaka Police Hospital

Osaka, Osaka, Japan

Kindai University Hospital

Osakasayama-shi, Osaka, Japan

Osaka University Hospital

Suita-shi, Osaka, Japan

Takatsuki Red Cross Hospital

Takatsuki-shi, Osaka, Japan

Shiga University of Medical Science Hospital

Ōtsu, Shiga, Japan

Shimane University Hospital

Izumo-shi, Shimane, Japan

Teikyo University Hospital

Itabashi-ku, Tokyo-To, Japan

Showa University East Hospital

Shinagawa-ku, Tokyo-To, Japan

Wakayama Medical University Hospital

Wakayama, Wakayama, Japan

Centro de investigacion medica y reumatologia

Guadalajara, Jalisco, Mexico

Centro de Investigacion Clínica GRAMEL S.C

Mexico City, Mexico City, Mexico

Clinstile, S.A. de C.V.

Mexico City, Mexico City, Mexico

Consultorio Privado Dr. Miguel Cortes Hernandez

Cuernavaca, Morelos, Mexico

Medical Care & Research SA de CV

Mérida, Yucatán, Mexico

Derma Norte del Bajio S.C.

Aguascalientes, Mexico

Investigacion y Biomedicina de Chihuahua, S.C.

Chihuahua City, Mexico

ACQ MEDIC SAC - Centro de Investigacion Clinica Inmunoreumatologia

Lima, Peru

Invest Clinicas Sac Inst de Ginecologia y Reproduccion

Lima, Peru

The Medical City Clark

Mabalacat, Pampanga, Philippines

Cebu Doctors University Hospital

Cebu City, Philippines

Mary Mediatrix Medical Center

Lipa City, Philippines

Medical Center Manila

Manila, Philippines

Philippine General Hospital

Manila, Philippines

Jose R. Reyes Memorial Medical Center

Manila, Philippines

St. Luke's Medical Center

Quezon City, Philippines

Far Eastern University - Dr. Nicanor Reyes Medical Foundation

Quezon City, Metro Manila, Philippines

Ilocos Training and Regional Medical Center

San Fenando, La Union, Philippines

DERMEDIC Jacek Zdybski

Kielce, Poland

SPZOZ Szpital Uniwersytecki w Krakowie

Krakow, Poland

Promed P.Lach R.Glowacki spolka jawna, Centrum Medyczne PROMED

Krakow, Poland

Specjalistyczny Gabinet Dermatologiczny Aplikacyjno-Badawczy Marek Brzewski

Krakow, Poland

MT Medic Specjalistyczna Praktyka Lekarska Tomasz Stapinski

Krosno, Poland

Dermoklinika Centrum Medyczne SC M Kierstan J Narbutt A Lesiak

Lodz, Poland

Kliniczny Szpital Wojewodzki nr 1 im.F.Chopina

Rzeszów, Poland

MICS Centrum Medyczne Warszawa

Warsaw, Poland

Szpital Kliniczny Dzieciatka Jezus

Warsaw, Poland

Royalderm

Warsaw, Poland

Cityclinic Przychodnia Lekarsko-Psychologiczna Matusiak Spółka Partnerska

Wroclaw, Poland

Centro Hospitalar e Universitário de Coimbra, E.P.E (HUC)

Coimbra, Portugal

Hospital de Egas Moniz

Lisbon, Portugal

Hospital CUF Descobertas

Lisbon, Portugal

Centro Hospitalar Universitártio do Porto, E.P.E.

Porto, Portugal

Unidade Local de Saúde do Alto Minho, E.P.E.

Viana do Castelo, Portugal

Dr. Samuel Sanchez PSC

Caguas, Puerto Rico

GCM Medical Group PSC - Hato Rey

San Juan, Puerto Rico

King Faisal Specialist Hospital & Research Center

Riyadh, Saudi Arabia

King Saud University

Riyadh, Saudi Arabia

Institute of Rheumatology

Belgrade, Serbia

University Clinical Center of Serbia

Belgrade, Serbia

University Clinical Center Kragujevac

Kragujevac, Serbia

Clinical Center of Vojvodina

Novi Sad, Serbia

Artromac n.o.

Košice, Slovakia

Narodny ustav reumatickych chorob

Piešťany, Slovakia

Korea University Ansan Hospital

Ansan-si, Gyeonggi-do, South Korea

Ajou University Hospital

Suwon, Gyeonggi-do, South Korea

Chungnam National University Hospital

Daejeon, South Korea

Chonnam National University Hospital

Gwangju, South Korea

Severance Hospital, Yonsei University Health System

Seoul, South Korea

Hanyang University Seoul Hospital

Seoul, South Korea

The Catholic University of Korea, Seoul St. Mary's Hospital

Seoul, South Korea

Hospital Universitari Germans Trias i Pujol

Badalona, Barcelona, Spain

Hospital Universitario Rio Hortega

Valladolid, Cantabria, Spain

Hospital General de Castellon

Castellon, Castellón, Spain

Hospital Universitario Fundacion Alcorcon

Alcorcón, Madrid, Spain

Hospital Universitario Puerta de Hierro Majadahonda

Majadahonda, Madrid, Spain

Complejo Hospitalario Universitario A Coruña

A Coruña, Spain

Hospital Universitari Vall d'Hebron - VHIR

Barcelona, Spain

Hospital del Mar

Barcelona, Spain

Hospital de la Santa Creu i Sant Pau

Barcelona, Spain

Hospital Universitario Reina Sofia

Córdoba, Spain

Hospital Universitario Virgen del Rocio

Seville, Spain

Karolinska Universitetssjukhuset - Solna

Stockholm, Sweden

Universitaetsspital Zuerich

Zurich-Flughafen, Canton of Zurich, Switzerland

Centre Hospitalier Universitaire Vaudois (CHUV)

Lausanne, Switzerland

Kantonsspital St. Gallen

Sankt Gallen, Switzerland

Changhua Christian Medical Foundation Changhua Christian Hospital

Changhua, Taiwan

Kaohsiung Chang Gung Memorial Hospital

Kaohsiung City, Taiwan

Chung Shan Medical University Hospital

Taichung, Taiwan

Taichung Veterans General Hospital

Taichung, Taiwan

Taipei Veterans General Hospital

Taipei, Taiwan

CNE Cherkasy Regional Hospital of Cherkasy Regional Council

Cherkasy, Ukraine

CNCE Regional Clinical Hospital of Ivano-Frankivsk Regional Council, Dept of Rheumatology

Ivano-Frankivsk, Ukraine

Medical Center Artes Medicum LLC

Kyiv, Ukraine

Med Center 'Ok!Clinic+' LLC "International Institute of Clinical Research"

Kyiv, Ukraine

Communal Enterprise Volyn Regional Clinical Hospital of Volyn Regional Council

Lutsk, Ukraine

UH of State NPE "Danulo Halytsky NMU in Lviv" CID, Rheum. Dept. of Marian Panchyshyn Campus

Lviv, Ukraine

CNE Ternopil Reg Clinical Hospital TRC, Dept of Rheumatology, SHEI I.Ya.HorbachevskyiTernopil SMU

Ternopil, Ukraine

ZAKARPATTIA ENDOCLINIC LLC, Medical Center Endoclinic

Uzhhorod, Ukraine

Private Small Enterprise Medical Center Pulse

Vinnytsia, Ukraine

СNE M.I. Pyrogov RCH of Vinnytsia RC HSC Reum Osteo Bio Th

Vinnytsia, Ukraine

Whipps Cross University Hospital

London, Greater London, United Kingdom

Manchester Royal Infirmary

Manchester, Greater Manchester, United Kingdom

Queen Elizabeth Hospital

Birmingham, West Midlands, United Kingdom

Chapel Allerton Hospital

Leeds, West Yorkshire, United Kingdom