Arthritis, Juvenile

• Hamilton Health Sciences — Hamilton, Ontario, Canada
• The Hospital for Sick Children — Toronto, Ontario, Canada
• Alberta Children's Hospital — Calgary, Canada
• Stollery Children's Hospital — Edmonton, Canada

• University of California San Francisco Benioff Children's Hospital — San Francisco, California, United States
• Lurie Children's Hospital — Chicago, Illinois, United States
• Riley Hospital for Children — Indianopolis, Indiana, United States
• Children's Mercy Hospitals and Clinics — Kansas City, Missouri, United States

• National Institutes of Health Clinical Center, 9000 Rockville Pike — Bethesda, Maryland, United States

• Omaha, Nebraska, United States
• Livingston, New Jersey, United States
• New Hyde Park, New York, United States
• Valhalla, New York, United States

• University of Messina — Messina, Italy

• Hôpital Pellegrin — Bordeaux, France
• CHRU de Lille - Hôpital Claude Huriez — Lille, France
• Hôpital de la Croix Rousse — Lyon, France
• CHRU de Montpellier — Montpellier, France

Not specified

• Bremen, Germany
• Frankfurt am Main, Germany
• Sankt Augustin, Germany

• University of Missouri Hospitals and clinics — Columbia, Missouri, United States

• Little Rock, Arkansas, United States
• Los Angeles, California, United States
• Hartford, Connecticut, United States
• Augusta, Georgia, United States