[1] AstraZeneca, BioPharmaceut R&D, Ctr Genom Res, Discovery Sci, Cambridge, England
[2] Univ Nacl Autonoma Mexico, Fac Med, Coyoacan, Mexico
[3] Univ Oxford, Nuffield Dept Populat Hlth, Oxford, England
[4] AstraZeneca, BioPharmaceut R&D, Discovery Sci, Ctr Genom Res, Waltham, MA USA
[5] Cambridge Univ Hosp NHS Fdn Trust, Dept Haematol, Cambridge, England
[6] AstraZeneca, BioPharmaceut R&D, Early Resp & Immunol, Cambridge, England
[7] Wellcome Sanger Inst, Wellcome Genome Campus, Cambridge, England
[8] Univ Cambridge, Wellcome MRC Cambridge Stem Cell Inst, Cambridge, England
[9] Univ Cambridge, Dept Haematol, Cambridge, England