1. Healthcare Administration, IRCCS-Istituto Romagnolo per lo Studio dei Tumori “Dino Amadori”- Irst, Meldola, Italy
2. Outcome Research, Healthcare Administration, IRCCS-Istituto Romagnolo per lo Studio dei Tumori “Dino Amadori”- Irst, Meldola, Italy
3. Unit of Biostatistics and Clinical Trials, IRCCS-Istituto Romagnolo per lo Studio dei Tumori “Dino Amadori”- Irst, Meldola, Italy
4. Healthcare Administration, Azienda Unità Sanitaria Locale della Romagna, Ravenna, Italy
5. Department of Medical Sciences, Università di Ferrara, Ferrara, Italy