[1] Royal National Hospital for Rheumatic Diseases,Department of Pharmacy and Pharmacology
[2] University of Bath,Department of Rheumatology
[3] North Bristol NHS Trust,Department of Histopathology, Great Ormond Street Hospital NHS Foundation Trust, London and Neural Development Unit
[4] University College London,Department of Cardiothoracic Radiology
[5] Great Ormond Street Hospital NHS Foundation Trust,Rheumatology Unit
[6] Great Ormond Street Hospital NHS Foundation Trust,undefined
[7] Rheumatology Unit UCL Institute of Child Health,undefined
[8] Rheumatology Unit UCL Institute of Child Health and Arthritis Research UK Centre for Adolescent Rheumatology at UCL,undefined
[9] Royal National Hospital for Rheumatic Diseases,undefined
[10] Bath,undefined
[11] UK Juvenile Dermatomyositis Research Group,undefined