[1] Univ Manchester, Manchester Acad Hlth Sci Ctr, Sch Med Sci, Div Cardiovasc Sci,Fac Biol Med & Hlth, Oxford Rd, Manchester M13 9PL, Lancs, England
[2] Manchester Univ NHS Fdn Trust, Southmoor Rd, Manchester M23 9LT, Lancs, England
[3] Univ Liverpool, Fac Hlth & Life Sci, Clin Directorate,Alder Hey Childrens NHS Fdn Trus, Liverpool Clin Trials Ctr,Liverpool Hlth Partners, Liverpool L12 2AP, Merseyside, England
[4] Univ Liverpool, Fac Hlth & Life Sci, Inst Populat Hlth, Dept Hlth Data Sci,Liverpool Hlth Partners, Block F,Waterhouse Bld,1-5 Brownlow St, Liverpool L69 3GL, Merseyside, England
[5] Univ Pittsburgh, Sch Med, Dept Med, Pittsburgh, PA 15213 USA
[6] UPMC Cardiovasc Magnet Resonance Ctr, Inst Heart & Vasc, Pittsburgh, PA USA
[7] Univ Pittsburgh, Clin & Translat Sci Inst, Pittsburgh, PA USA
[8] Kings Coll Hosp London, Denmark Hill, London SE5 9RS, England
[9] Univ Manchester, Wellcome Ctr Cell Matrix Res, Div Cell Matrix Biol & Regenerat Med, Sch Biol,Fac Biol Med & Hlth,Manchester Acad Hlth, Oxford Rd, Manchester M13 9PT, Lancs, England