[1] IRCCS, Ist Romagnolo Studio Tumori IRST Dino Amadori, I-47014 Meldola, Italy
[2] Alma Mater Studiorum Univ Bologna, Dept Med & Surg Sci DIMEC, Radiat Oncol, Bologna, Italy
[3] IRCCS Azienda Osped Univ Bologna, Radiat Oncol, Via Albertoni 15, I-40138 Bologna, Italy
[4] Norwegian Univ Sci & Technol, Dept Clin & Mol Med, Trondheim, Norway
[5] St Olavs Univ Hosp, Dept Oncol, Trondheim, Norway
[6] Norwegian Univ Sci & Technol, Dept Circulat & Med Imaging, Trondheim, Norway
[7] St Olavs Univ Hosp, Dept Anesthesiol & Intens Care Med, Trondheim, Norway
[8] Responsible Res Hosp, Med Phys Unit, Campobasso, Italy
[9] IRCCS, Ist Romagnolo Studio Tumori IRST Dino Amadori, Unit Biostat & Clin Trials, Meldola, Italy
[10] Oslo Univ Hosp, Dept Oncol, Oslo, Norway
[11] Fdn IRCCS Ist Nazl Tumori, Palliat Care Pain Therapy & Rehabil Unit, Milan, Italy
[12] Univ Milan, Dept Clin Sci & Community Hlth, Milan, Italy
[13] Alma Mater Studiorum Univ Bologna, Dept Med & Surg Sci DIMEC, Pharmacol Unit, Bologna, Italy