[1] John Radcliffe Hosp, Weatherall Inst Mol Med, Mol Haematol Unit, Oxford OX3 9DS, England
[2] Oxford Radcliffe Hosp, Dept Cardiol, Oxford, England
[3] Oxford Radcliffe Hosp, Haemato Mol Diagnost Serv, Oxford, England
[4] Royal Bournemouth Hosp, Dept Radiol, Bournemouth, Dorset, England
[5] Oxford Radcliffe Hosp, Dept Haematol, Oxford, England
[6] Weatherall Inst Mol Med, Computat Biol Res Grp, Oxford, England
[7] Royal Bournemouth Hosp, Dept Haematol, Bournemouth, Dorset, England