Arthritis, Juvenile

• Children's Hospital & Medical Center — Omaha, Nebraska, United States
• The Cleveland Clinic — Cleveland, Ohio, United States
• Dell Childrens Medical Center of Central Texas — Austin, Texas, United States

• Hospital for Sick Children — Toronto, Ontario, Canada

• Arkansas Children's Hospital Research Institute — Little Rock, Arkansas, United States
• Connecticut Children's Medical Center; 5E Clinical Trials Unit — Hartford, Connecticut, United States
• Ann & Robert H. Lurie Children's Hospital of Chicago; Division of Rheumatology — Chicago, Illinois, United States
• The University of Chicago;Department of Pediatrics — Chicago, Illinois, United States

• University Medical center Groningen — Groningen, Netherlands
• Erasmus Medical Center Rotterdam — Rotterdam, Netherlands
• UMC Utrecht, department of pediatrics — Utrecht, Netherlands

• The Children's Hospital of Philadelphia — Philadelphia, Pennsylvania, United States

• University of Pittsburgh — Pittsburgh, Pennsylvania, United States

• Connecticut Children's Medical Center; 5E Clinical Trials Unit — Hartford, Connecticut, United States
• Children's National Medical Center; Pediatric Rheumatology — Washington D.C., District of Columbia, United States
• Delray Research Associates — Delray Beach, Florida, United States
• Miami Children's Hospital — Miami, Florida, United States

Not specified

• Hartford, Connecticut, United States
• Chicago, Illinois, United States
• Chicago, Illinois, United States
• Hackensack, New Jersey, United States

Not specified