[1] Univ Munich, Univ Hosp Grosshadern, Dept Med 3, Munich, Germany
[2] Univ Munich, Inst Bioinformat & Epidemiol, Munich, Germany
[3] Helmholtz Ctr Environm Hlth, Clin Cooperat Grp Leukemia, Munich, Germany
[4] Inst Expt Canc Res, Dept Internal Med 3, Ulm, Germany
[5] Univ Ulm, Ctr Comprehens Canc, Ulm, Germany