[1] Univ Ulster, Biomed Sci Res Inst, Northern Ireland Ctr Stratified Med, Altnagelvin Hosp Campus, Derry, Londonderry, North Ireland
[2] Univ Manchester, Manchester Acad Hlth Sci Ctr, Ctr Musculoskeletal Res, Ctr Genet & Genom Versus Arthrit, Manchester, Lancs, England