Juvenile Idiopathic Arthritis (JIA)

• AOU Meyer IRCCS — Florence, Italy
• Università La Sapienza di Roma — Roma, Italy
• Università di Foggia — Foggia, Italy
• Ospedale Villa Sofia Cervello, Università di Palermo — Palermo, Italy

Not specified

• Hospital Sant Joan de Déu Barcelona — Barcelona, Spain
• Corporació Sanitària Parc Taulí de Sabadell — Sabadell, Barcelona, Spain
• Hospital de Vilafranca — Vilafranca del Penedès, Barceona, Spain

Not specified

• Istituto Giannina Gaslini — Genoa, GE, Italy

• Necmettin Erbakan University, Faculty of Health Sciences — Konya, Turkey (Türkiye)

• Istanbul University Cerrahpasa — Istanbul, Türkiye, Turkey (Türkiye)

• Hacettepe University — Ankara, Altındağ, Turkey (Türkiye)

• Research Site — Little Rock, Arkansas, United States
• Research Site — San Francisco, California, United States
• Research Site — Aurora, Colorado, United States
• Research Site — Washington D.C., District of Columbia, United States

• Ann & Robert H Lurie Children's Hospital of Chicago /ID# 211162 — Chicago, Illinois, United States
• Duplicate_University of Louisville /ID# 202896 — Louisville, Kentucky, United States
• Boston Children's Hospital /ID# 202993 — Boston, Massachusetts, United States
• Cincinnati Childrens Hospital Medical Center /ID# 209697 — Cincinnati, Ohio, United States