1. Department of Rheumatology, Nationwide Children’s Hospital, Columbus, OH, USA
2. Nationwide Children’s Hospital Research Institute, Columbus, OH, USA
3. Department of Rheumatology, Ohio State University Medical Center, Columbus, OH, USA
4. Division of Pediatric Rheumatology, Sidra Medicine, Doha, Qatar
5. Department of Pediatrics, Weill Cornell Medicine, Doha, Qatar