[1] Department of Radiation Oncology, 12 de Octubre University Hospital, 28041 Madrid, Spain [2] Department of Radiation Oncology, Ramón y Cajal University Hospital, 28034 Madrid, Spain [3] Department of Radiation Oncology, GenesisCare-La Milagrosa University Hospital, 28010 Madrid, Spain [4] Department of Radiation Oncology, La Paz University Hospital, 28046 Madrid, Spain [5] Department of Radiation Oncology, Toledo University Hospital, 45007 Toledo, Spain [6] Department of Urology, 12 de...