[1] Radboud Univ Nijmegen Med Ctr, Dept Med Oncol, NL-6500 HB Nijmegen, Netherlands
[2] Antoni Van Leeuwenhoek Hosp, Netherlands Canc Inst, Div Med Oncol, NL-1066 CX Amsterdam, Netherlands
[3] Antoni Van Leeuwenhoek Hosp, Netherlands Canc Inst, Div Immunol, NL-1066 CX Amsterdam, Netherlands