[1] Hosp del Mar, Med Res Inst, Barcelona, Spain
[2] Hosp del Mar, Med Res Inst, Res Programme Canc, Barcelona Biomed Res Pk,CIBERONC, Barcelona, Spain
[3] Univ Edinburgh, Ctr Regenerat Med, Edinburgh, Midlothian, Scotland
[4] ICREA, Inst Josep Carreras Leukemia IJC, Barcelona, Spain