[1] Kings Coll London, Ctr Rheumat Dis, London, England
[2] Kings Coll Hosp NHS Fdn Trust, Dept Rheumatol, London, England
[3] Kings Coll London, Dept Psychol, London, England
[4] Imperial Coll Healthcare NHS Fdn Trust, Dept Rheumatol, London, England
[5] Kings Coll Hosp NHS Fdn Trust, Dept Pharm, London, England
[6] Kings Coll Hosp NHS Fdn Trust, Dept Emergency Med, London, England
[7] Keele Univ, Sch Med, Keele, Staffs, England