[1] Queen Mary Univ London, Barts Canc Inst, Ctr Haematooncol, London, England
[2] Ctr Nacl Invest Oncol, Mol Cytogenet Grp, Human Canc Genet Programme, Madrid, Spain
[3] Ctr Nacl Invest Oncol, Bioinformat Unit, Madrid, Spain
[4] Univ Navarra, Sch Med, Dept Genet, IDISNA, Pamplona, Spain