[1] Hosp Univ Gran Canaria Dr Negrin, Dept Radiat Oncol, Las Palmas Gran Canaria 35010, Spain
[2] Inst Canario Invest Canc, Las Palmas Gran Canaria 38204, Spain
[3] Univ Las Palmas Gran Canaria, Clin Sci Dept, Las Palmas Gran Canaria 35016, Spain
[4] Hosp Esperanza, Inst Oncol Radioterap, Barcelona 08003, Spain
[5] Univ Granada, Fac Med, Legal Med & Toxicol Dept, Lab Genet Identificat, Granada 18012, Spain
[6] Pfizer Univ Granada Andalusian Govt Ctr Genom & O, GENYO, Granada 18016, Spain
[7] Hosp Univ Virgen de las Nieves, Dept Urol, Granada 18014, Spain
[8] Hosp Univ Bellvitge, Dept Urol, Lhospitalet De Llobregat 08907, Spain
[9] Onkologikoa, Dept Radiat Oncol, Guipuzcoa 20014, Spain
[10] Inst Recerca Hosp del Mar IMIM, Hlth Serv Res Grp, Barcelona 08003, Spain
[11] ICO, Dept Radiat Oncol, Lhospitalet De Llobregat 08907, Spain
[12] Hosp Santa Creu & Sant Pau, Dept Radiat Oncol, Barcelona 08026, Spain
[13] Hosp Univ Virgen del Rocio, Dept Radiat Oncol, Seville 41013, Spain
[14] Hosp Univ Gran Canaria Dr Negrin, Dept Immunol, Las Palmas Gran Canaria 35010, Spain
[15] Univ Las Palmas Gran Canaria, Dept Med & Surg Sci, Las Palmas Gran Canaria 35016, Spain