[1] Univ Munich, Dept Internal Med 3, Munich, Germany
[2] German Canc Consortium DKTK, Heidelberg, Germany
[3] German Canc Res Ctr, Heidelberg, Germany
[4] Univ Munich, Gene Ctr, Lab Funct Genome Anal, Munich, Germany
[5] Univ Auckland, Fac Med & Hlth Sci, Dept Mol Med & Pathol, Auckland 1, New Zealand