[1] Charles Univ Prague, Fac Med, Dept Radiotherapy & Oncol, Hradec Kralove, Czech Republic
[2] Charles Univ Prague, Univ Hosp, Hradec Kralove, Czech Republic
[3] Charles Univ Prague, Fac Med, Fingerland Dept Pathol, Hradec Kralove, Czech Republic
[4] Univ Calif San Diego, Dept Radiat Med & Appl Sci, San Diego, CA 92103 USA
[5] Univ Lausanne, Lausanne Univ Hosp, Ludwig Inst Canc Res, Lausanne, Switzerland
[6] Charles Univ Prague, Fac Med, Dept Med Genet, Hradec Kralove, Czech Republic