Giant Cell Arteritis

• Cedars-Sinai Medical Center — Los Angeles, California, United States
• Johns Hopkins Medical Center — Baltimore, Maryland, United States
• Boston University — Boston, Massachusetts, United States
• Mayo Clinic — Rochester, Minnesota, United States

• Department of Rheumatology — Aarhus, Denmark

• CHU de Caen - Hôpital Côte de Nacre — Caen, France
• CHU de Dijon — Dijon, France
• Chu Dupuytren — Limoges, France
• Hôpital Edouard HERRIOT — Lyon, France

• Department of Rheumatology — Aarhus, Denmark

• Cleveland Clinic Main Campus, Section of Vascular Medicine — Cleveland, Ohio, United States

• Haugesund Sanitetsforenings Revmatismesykehus — Haugesund, Norway
• Department of Rheumatology, Hospital of Southern Norway Trust — Kristiansand, Norway

• University of South Florida Data Management and Coordinating Center — Tampa, Florida, United States

• Hospital — Agen, France
• Hospital — Albi, France
• Hospital Auch — Auch, France
• Hospital Avignon — Avignon, France

• Universitätsklinikum Jena — Jena, Germany
• St Vincent's University Hospital — Dublin, Ireland
• Hospital of Southern Norway — Kristiansand, Norway
• Hospital de Santa Maria — Lisbon, Portugal

Not specified