Affiliations

• ¹ Division of Rheumatology, Department of Medicine, Toronto Western Hospital, University of Toronto, Ground Floor, East Wing, 399 Bathurst Street, Toronto, Ontario, Canada M5T 2S8; Division of Rheumatology, Department of Medicine, Mount Sinai Hospital, University of Toronto, Toronto, Ontario, Canada; Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada. Electronic address: Sindhu.Johnson@uhn.ca.
• ² Auckland City Hospital, Auckland, New Zealand.
• ³ Department of Rheumatic Diseases, Radboud University Nijmegen Medical Centre, Nijmegen, The Netherlands.
• ⁴ Rheumatology Centre, Sint Maartenskliniek, Nijmegen, The Netherlands.
• ⁵ Division of Rheumatology, Department of Medicine, St Joseph Health Care, University of Western Ontario, London, Ontario, Canada.
• ⁶ Division of Rheumatology, Department of Medicine, Jewish General Hospital, McGill University, Montreal, Quebec, Canada.
• ⁷ Rheumatology Department, University of Basel, Basel, Switzerland.
• ⁸ Department of Rheumatology AVC, University of Florence, Firenze, Italy; Department of BioMedicine, University of Florence, Firenze, Italy; Division of Rheumatology AOUC, Department of Medicine & Denothecentre, University of Florence, Firenze, Italy.
• ⁹ Centre for Rheumatology and Connective Tissue Diseases, Royal Free Hospital, London, UK.
• ¹⁰ Department of Rheumatology, University Hospital Zurich, Zurich, Switzerland.
• ¹¹ Dipartimento di Scienze Cliniche e Molecolari, Clinica Medica, Università Politecnica delle Marche, Ancona, Italy.
• ¹² Musculoskeletal Research Group, Institute of Cellular Medicine, Newcastle University, Newcastle upon Tyne, UK.
• ¹³ The University of Texas Health Science Center at Houston, Houston, TX, USA.
• ¹⁴ Division of Rheumatology, Clinical Immunology and Allergy, Department of Medicine, Georgetown University School of Medicine, USA.
• ¹⁵ Scleroderma Research Consultants, Avon, CT, USA.
• ¹⁶ Department of Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
• ¹⁷ Division of Rheumatology and Clinical Immunology, Department of Medicine, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA.
• ¹⁸ Servicio de Reumatología, Hospital Universitario 12 de Octubre, Madrid, Spain.
• ¹⁹ Department of Rheumatology, German Rheumatology Research Center, Leibniz Institute, Berlin, Germany.
• ²⁰ Division of Immunology and Rheumatology, Department of Medicine, Stanford University, Stanford, CA, USA; Department of Dermatology, Stanford University, Stanford, CA, USA.
• ²¹ Division of Clinical Immunology and Rheumatology, The University of Alabama at Birmingham, Birmingham, AL, USA.
• ²² Division of Rheumatology, The University of Pennsylvania, Philadelphia, PA, USA.
• ²³ Division of Rheumatology & Immunology, Department of Medicine, Medical University of South Carolina, SC, USA.
• ²⁴ Division of Rheumatology, Northwestern University Feinberg School of Medicine, Chicago, IL, USA.
• ²⁵ Rheumatology A Department, Paris Descartes University, Cochin Hospital, France.
• ²⁶ Department of Rheumatology and Clinical Immunology, Justus-Liebig University Giessen, Kerckhoff Clinic, Bad Nauheim, Germany.
• ²⁷ Scleroderma Program, Division of Rheumatology, University of Michigan, Ann Arbor, MI, USA.