Received: 4 April 2020
Accepted: 26 June 2020
First Online: 31 July 2020
Ethics approval and consent to participate
: No applicable.
: Available upon request (waiver by the ethics committee).
: RL: Consultant to Sanofi, Eli Lilly, Novartis. Autoinflammatory Registry is funded by Novartis.AD:• Research Support: Bayer Healthcare Inc (Research Grant), Novo Nordisk Healthcare Inc (Research Grant), Terry Fox Foundation (Research Grant), Physician’s Services Incorporation (Research Grant)• Advisory Committee: International Prophylaxis Study Group (not for profit). OMERACT SIG in MRI in JIA (not for profit), Canadian Committee of Point-of-Care Ultrasound (not for profit)• Consultant: Baxter Healthcare Inc, Pfizer Healthcare Inc.ANA, QW, JS, PB, CM: no competing interest.