Affiliations

• ¹ New Orleans Scleroderma and Sarcoidosis Patient Care and Research Center, Louisiana State University and Tulane University Medical Schools, New Orleans, LA, USA.
• ² Department of Rheumatology and Clinical Immunology, Pontificia Universidad Católica de Chile, Santiago, Chile.
• ³ Department of Pediatrics, Division of Pediatric Rheumatology, University of California, San Francisco, CA, USA.
• ⁴ Alder Hey Children's NHS Foundation Trust, Liverpool, UK.
• ⁵ Division of Rheumatology, University of Washington, Seattle, WA, USA.
• ⁶ Division of Pediatric Rheumatology, Children's Hospital at Montefiore, Bronx, NY, USA.
• ⁷ Department of Dermatology, University of Pennsylvania and Corporal Michael J. Crescenz VAMC, Philadelphia, PA, USA.
• ⁸ Division of Rheumatology, Children's Hospital Los Angeles, Los Angeles, CA, USA.
• ⁹ Medical Unit Occupational Therapy and Physical Therapy, Karolinska University Hospital, and Division of Rheumatology, Department of Medicine, Solna, Karolinska Institutet, Stockholm, Sweden.
• ¹⁰ Great Ormond Street Hospital for Children NHS Foundation Trust, London, UK.
• ¹¹ Great Ormond Street Hospital and Institute of Child Health, London, UK.
• ¹² Federation of European Scleroderma Associations (FESCA), Scleroderma & Raynaud's UK (SRUK), European League Against Rheumatism (EULAR), People with Arthritis & Rheumatism Across Europe (PARE), London, UK.
• ¹³ CureJM, Childhood Arthritis and Rheumatism Alliance (CARRA), Wolcottville, IN, USA.
• ¹⁴ Pediatric and Adolescent Medicine, Mayo Clinic Alix School of Medicine, Rochester, MN, USA.
• ¹⁵ Medical Unit Occupational Therapy and Physical Therapy, Karolinska University Hospital and Division for Occupational Therapy, Karolinska Institutet, Stockholm, Sweden.
• ¹⁶ Exeter Respiratory Innovations Center University of Exeter and Royal Devon University Hospitals NHS Trust, Devon, UK.
• ¹⁷ Department of Immunology and Rheumatology, Stanford University School of Medicine, Palo Alto, CA, USA.
• ¹⁸ Spierziekten Nederland (Dutch patient association for NeuroMuscular Diseases), Dutch Myositis Network, TMA Medical Advisory Board, Rotterdam, The Netherlands.
• ¹⁹ Mayo Clinic, Division of Rheumatology, Department of Internal Medicine, Rochester, MN, USA.
• ²⁰ Division of Rheumatology, Johns Hopkins University School of Medicine, Baltimore, MD, USA.
• ²¹ Rheumatology and Clinical Pathology, San Diego, CA, USA.
• ²² Department of Neurology, The University of Kansas Medical Center, Kansas City, KS, USA.
• ²³ Centre for Rheumatology & Department of Neuromuscular Diseases, Department of Rheumatology & Queen Square Centre for Neuromuscular Diseases, University College London Hospitals NHS Foundation Trust, London, UK.
• ²⁴ Department of Neurology, Mayo Clinic, Rochester, MN, USA.
• ²⁵ Patient Research Partner, IMACS/MIHRA Seaside Park, New Jersey, USA.
• ²⁶ Department of Rheumatology, Royal Wolverhampton Hospitals NHS Trust, Wolverhampton, UK.
• ²⁷ Division of Musculoskeletal and Dermatological Sciences, Centre for Musculoskeletal Research, School of Biological Sciences, The University of Manchester, Manchester, UK.
• ²⁸ Department of Rheumatology, City Hospital, Sandwell and West Birmingham Hospitals NHS Trust, Birmingham, UK.
• ²⁹ Rheumatology Unit, Department of Woman's and Child's Health, University of Padova, Padua, Italy.
• ³⁰ Department of Medicine and Dermatology, Division of Immunology & Rheumatology, Stanford University School of Medicine, Palo Alto, CA, USA.