Arthritis, Psoriatic

• Peking Union Medical College hospital — Beijing, Dongcheng, China

• VA Boston Healthcare System Jamaica Plain Campus, Jamaica Plain, MA — Boston, Massachusetts, United States

• Rheumatology Associates — Birmingham, Alabama, United States
• Arizona Arthritis & Rheumatology Associates PC — Glendale, Arizona, United States
• Arizona Arthritis & Rheumatology Research, PLLC — Mesa, Arizona, United States
• Clinical Research Center of Connecticut — Danbury, Connecticut, United States

• Hospital at the University of Pennsylvania — Philadelphia, Pennsylvania, United States

• Department of Rheumatology, Ålesund hospital — Ålesund, Norway

• Rheumatology Associates, PC — Birmingham, Alabama, United States
• Rheumatology Associates of North Alabama, PC — Huntsville, Alabama, United States
• Arizona Arthritis & Rheumatology Associates, P.C. — Glendale, Arizona, United States
• St. Jude Hospital Yorba Linda DBA St. Joseph Heritage Healthcare — Fullerton, California, United States

• ASZ Aalst — Aalst, Belgium
• Onze Lieve Vrouw Aalst — Aalst, Belgium
• AZ Sint-Jan — Bruges, Belgium
• CHU St Pierre (César de Paepe) — Brussels, Belgium

• Centre Hospitalier Lyon Sud — Pierre-Bénite, France

• Novartis Investigative Site — Mesa, Arizona, United States
• Novartis Investigative Site — Upland, California, United States
• Novartis Investigative Site — Denver, Colorado, United States
• Novartis Investigative Site — Palm Harbor, Florida, United States

Not specified