[1] Manchester Univ NHS Fdn Trust, Manchester Acad Hlth Sci Ctr, NIHR Manchester Biomed Res Ctr, Manchester, Lancs, England
[2] Univ Manchester, Manchester Acad Hlth Sci Ctr, Ctr Musculoskeletal Res, Manchester, Lancs, England
[3] Univ Manchester, Ctr Epidemiol Versus Arthrit, Manchester, Lancs, England
[4] Salford Royal NHS Fdn Trust, Dept Rheumatol, Salford, Lancs, England
[5] Salford Royal NHS Fdn Trust, Manchester Acad Hlth Sci Ctr, Manchester Ctr Clin Neurosci, Salford, Lancs, England
[6] Leeds Childrens Hosp, Dept Paediat Rheumatol, Leeds, W Yorkshire, England
[7] Alder Hey Childrens Hosp NHS Fdn Trust, Pharm Dept, Liverpool, Merseyside, England
[8] Liverpool John Moores Univ, Sch Pharm & Biomol Sci, Liverpool, Merseyside, England
[9] Kings Coll London, Ctr Rheumat Dis, London, England
[10] Royal Manchester Childrens Hosp, Dept Paediat Rheumatol, Manchester, Lancs, England
[11] Kings Coll Hosp NHS Fdn Trust, Dept Rheumatol, London, England
[12] Manchester Metropolitan Univ, Dept Hlth Profess, Manchester, Lancs, England
[13] North Bristol NHS Trust, Dept Rheumatol, Bristol, Avon, England
[14] Univ Bristol, Dept Clin & Acad Rheumatol, Bristol, Avon, England
[15] UCL, Queen Sq Ctr Neuromuscular Dis, UCL Queen Sq Inst Neurol, London, England
[16] UCL, Dept Rheumatol, Div Med, London, England
[17] Nuffield Orthopaed Ctr, Dept Rheumatol, Oxford, England
[18] St Georges Univ Hosp NHS Fdn Trust, Dept Rheumatol, London, England
[19] St Georges Univ London, Inst Med & Biomed Educ, London, England
[20] Great Ormond St Hosp NHS Fdn Trust, Dept Paediat Rheumatol, London, England
[21] NIHR Great Ormond St, London, England
[22] UCL, Biomed Res Ctr, London, England
[23] UCL, Ctr Rheumatol, Dept Neuromuscular Dis, London, England
[24] Univ Coll London Hosp UCLH NHS Fdn Trust, NIHR Univ Coll London Hosp, Biomed Res Ctr, London, England
[25] London North West Univ Healthcare NHS Trust, Dept Rheumatol, Northwick Pk Hosp, London, England
[26] Univ Bath, Dept Pharm & Pharmacol, Bath, Avon, England
[27] Sheffield Univ Teaching Hosp, Dept Dermatol, Sheffield, S Yorkshire, England
[28] Univ Birmingham, Inst Inflammat & Aging, Rheumatol Res Grp, Birmingham, W Midlands, England
[29] Sandwell & West Birmingham NHS Fdn Trust, Dept Rheumatol, Birmingham, W Midlands, England
[30] Alder Hey Childrens NHS Fdn Trust, Dept Paediat Neurol, Liverpool, Merseyside, England
[31] Royal Free London NHS Trust, Dept Rheumatol, London, England
[32] UCL, Div Med, London, England
[33] Royal United Hosp Bath NHS Fdn Trust, Royal Natl Hosp Rheumat Dis, Bath, Avon, England
[34] Nottingham Univ Hosp NHS Trust, Nottingham Childrens Hosp, Dept Paediat Rheumatol, Nottingham, England
[35] Royal Hosp Children, Dept Paediat Rheumatol, Glasgow, Lanark, Scotland
[36] Scottish Paediat & Adolescent Rheumatol Network, Glasgow, Lanark, Scotland
[37] Alder Hey Childrens NHS Fdn Trust, Dept Paediat Rheumatol, Liverpool, Merseyside, England