Arthritis, Rheumatoid

• University of Illinois Medical Center, Department of Medicine — Chicago, Illinois, United States
• Illinois Bone & Joint Institute — Morton Grove, Illinois, United States
• Altoona Center for Clinical Research Altoona Arthritis — Duncansville, Pennsylvania, United States
• Metroplex Clinical Research Center — Dallas, Texas, United States

• Ahi Evran University — Kırşehir, Turkey (Türkiye)

• Research Site — Anniston, Alabama, United States
• Research Site — Sun City, Arizona, United States
• Research Site — Upland, California, United States
• Research Site — Clearwater, Florida, United States

• PRA International — San Diego, California, United States

Not specified

Not specified

• Chubu Region, Japan
• Chugoku Region, Japan
• Hokkaido Region, Japan
• Kanto Region, Japan

• Istanbul Physical Medicine and Rehabilitation Training and Research Hospital — Istanbul, Bahcelievler, Turkey (Türkiye)

• Teaching Hospital of Royal Vineguards — Prague, Czechia

• Medizinische Fakultàt Carl Gustav Carus der Technischen Universität Dresden — Dresden, Germany