1. Department of Rheumatology, Royal Hallamshire Hospital, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield, UK
2. Centre for Musculoskeletal Research, Faculty of Biology, Medicine and Health, University of Manchester, Manchester, UK
3. University of Michigan Scleroderma Program, Department of Medicine, University of Michigan, Ann Arbor, MI, USA
4. Royal National Hospital for Rheumatic Diseases, Royal United Hospitals, UK
5. Department of Pharmacy and Pharmacology, University of Bath, Bath, UK