Authors: Luciana Caravatta1, Giovanna Mantello 2, Francesca Valvo 3, Franco Pierfrancesco 4, Gasparini Lucrezia 5, Consuelo Rosa5, Najla Slim 6, Patrizia Pittoni7, Francesca De Felice 8, Marianna A. Gerardi9, Stefano Vagge 10, Marco Krengli 11, Elisa Palazzari12, M. Falchetto Osti 13, Gianpiero Catalano14, Giovani B. Ivaldi15, Alessandra Galardi16, Marco Lupattelli17, R. Marina Niespolo18, Alessandra Guido19, Gabriella Macchia20, Maria A. Gambacorta21, Marta Di Nicola22, Vittorio Donato23, Domenico Genovesi24
1SS Annunziata" Hospital, "G. d'Annunzio" University of Chieti, Radiation Oncology Unit, Chieti, Italy; 2Azienda Ospedaliero Universitaria Ospedali Riuniti, Department of Oncology and Radiotherapy, , Ancona, Italy; 3CNAO National Center for Oncological Hadrontherapy, Radiotherapy Unit, Clinical Department, Pavia, Italy; 4 University of Turin, Department of Oncology, Radiation Oncology, Torino, Italy; 5 "SS Annunziata" Hospital, "G. d'Annunzio" University of Chieti, Radiation Oncology Unit, Chieti, Italy; 6IRCCS San Raffaele Scientific Institute, Department of Radiotherapy, Milano, Italy; 7Asst Lariana, Ospedale di Como , Radiation Oncology Unit, Como, Italy; 8Policlinico Umberto I, "Sapienza" University of Rome, Department of Radiotherapy, Roma, Italy; 9 IEO European Institute of Oncology, IRCCS, Department of Radiotherapy, Milano, Italy; 10IRCCS Ospedale Policlinico San Martino, Department of Radiation Oncology, Genova, Italy; 11University of Piemonte Orientale, and University Hospital “Maggiore della Carità” , Division of Radiation Oncology, Department of Translational Medicine, Novara, Italy; 12Oncological Referral Center, Radiation Oncology Department, Aviano, Italy; 13 Sant'Andrea Hospital, Sapienza University of Rome, Unit of Radiation Oncology, Roma, Italy; 14 IRCCS Multimedica, Radiation Oncology Center, Sesto San Giovanni, Italy; 15ICS Maugeri, IRCCS, Radiation Oncology Unit, Pavia, Italy; 16University Hospital, Department of Radiotherapy, Firenze, Italy; 17University of Perugia and Perugia General Hospital, Radiation Oncology Section, Perugia, Italy; 18Azienda Ospedaliera San Gerardo, Radiotherapy Unit, Monza, Italy; 19 IRCCS Azienda Ospedaliero-Universitaria di Bologna, Radiation Oncology Unit, Bologna, Italy; 20 Gemelli Molise Hospital – Università Cattolica del Sacro Cuore, Radiation Oncology Unit, Campobasso, Italy; 21"A. Gemelli" IRCCS, Fondazione Policlinico Universitario, UOC di Radioterapia Oncologica, Dipartimento di Diagnostica per Immagini, Radioterapia Oncologica ed Ematologia, , Roma, Italy; 22"G. D'Annunzio" University of Chieti, Laboratory of Biostatistics, Department of Medical, Oral and Biotechnological Sciences, , Chieti, Italy; 23Azienda Ospedaliera San Camillo-Forlanini, Radiation Oncology, Roma, Italy; 24"SS Annunziata" Hospital, "G. d'Annunzio" University of Chieti, Radiation Oncology Unit, Chieti, Italy