[1] IRCCS, Ist Sci Romagnolo Studio & Cura Tumori IRST, Palliat Care Unit, Via P Maroncelli 40, I-47014 Meldola, FC, Italy
[2] IRCCS, Ist Sci Romagnolo Studio & Cura Tumori IRST, Healthcare Adm, Via P Maroncelli 40, I-47014 Meldola, FC, Italy
[3] IRCCS, Ist Sci Romagnolo Studio & Cura Tumori IRST, Radiotherapy Unit, Via P Maroncelli 40, I-47014 Meldola, FC, Italy
[4] IRCCS, Ist Sci Romagnolo Studio & Cura Tumori IRST, Unit Biostat & Clin Trials, Via P Maroncelli 40, I-47014 Meldola, FC, Italy