1. Centre for Musculoskeletal Research, Faculty of Biology, Medicine and Health, The University of Manchester, Manchester, UK
2. Department of Rheumatology, Royal Hallamshire Hospital, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, UK
3. Royal National Hospital for Rheumatic Diseases, Royal United Hospitals, Bath, UK
4. Department of Pharmacy and Pharmacology, University of Bath, Bath, UK
5. Musculoskeletal Research Unit, Translational Health Sciences, Bristol Medical School, Bristol, UK
6. Department of Rheumatology, Royal Free Hospital, University College London, London, UK
7. Department of Rheumatology, University of Pittsburgh Medical Center, Pittsburgh, PA
8. Department of Rheumatology, University of Utah and Salt Lake Veterans Affair Medical Center, Salt Lake City, UT, USA
9. Manchester Academic Health Science Centre, Salford Royal NHS Foundation Trust, Manchester, UK
10. Scleroderma Program, University of Michigan, Ann Arbor, MI, USA
11. Division of Rheumatology, University of Florence, Florence, Italy
12. Patient representative, Contact via Professor Herrick, The University of Manchester, Manchester, UK
13. Tulane University School of Medicine, New Orleans Scleroderma & Sarcoidosis Patient Care & Research Center, UMC Comprehensive Pulmonary Hypertension Center, New Orleans, LA, USA
14. NIHR Bristol Biomedical Research Centre, University Hospitals Bristol NHS Foundation Trust, Bristol, UK