[1] Fdn Sanita & Ric, Ctr Cure Palliat, Rome, Italy
[2] Sapienza Univ Rome, Dept Dynam & Clin Psychol & Hlth Studies, Rome, Italy
[3] Fdn Policlin Univ Agostino Gemelli IRCCS, Univ Cattolica Sacro Cuore Roma, Dept Emergency Anesthesiol & Reanimat Sci, Rome, Italy
[4] Sapienza Univ Rome, Dept Dynam & Clin Psychol & Hlth Studies, Viadegli Apuli 1, I-00185 Rome, Italy