1 Radiation Oncology Department, University and Spedali Civili of Brescia, Italy.
2 Radiation Oncology Department, University and Spedali Civili of Brescia, Italy. Electronic address: paolobor82@yahoo.it.
3 Radiation Oncology Department, Fondazione IRCCS Policlinico S. Matteo and University of Pavia, Italy.
4 Radiotherapy and Radiosurgery Department, Humanitas Clinical and Research Hospital - IRCSS, Rozzano, Italy; Humanitas University, Department of Biomedical Sciences, Pieve Emanuele, Italy.
5 Division of Radiotherapy, IEO, European Institute of Oncology IRCCS, Milan, Italy; Department of Oncology and Hemato-Oncology, University of Milan, Italy.
6 Department of Radiation Oncology, IRCCS Ospedale Policlinico San Martino and Department of Health Science, University of Genoa, Italy.
7 Department of Radiation Oncology, Ospedale S. Gerardo and University of Milan "Bicocca", Italy.
8 Department of Radiation Oncology, IRCCS Ospedale Policlinico San Martino, Genoa, Italy.
9 Department of Radiation Oncology, S. Croce and Carle Teaching Hospital, Cuneo, Italy.
10 Department of Advanced Radiation Oncology, IRCCS - Ospedale Sacro Cuore Don Calabria, Negrar, Italy; University of Brescia, Italy.
11 Radiation Oncology Unit, Azienda Ospedaliero Universitaria Careggi, University of Florence, Florence, Italy.