[1] Univ Hosp Frankfurt, Dept Med 2, Hematol Oncol, Frankfurt, Germany
[2] German Canc Consortium DKTK, Partner Site Frankfurt Mainz, Mainz, Germany
[3] German Canc Res Ctr, Heidelberg, Germany
[4] Goethe Univ Frankfurt, Frankfurt Canc Inst, Frankfurt, Germany
[5] Univ Hosp Frankfurt, Dept Med 2, Theodor Stern Kai 7, D-60590 Frankfurt, Germany