[1] City Hlth & Sci Univ Hosp Torino, Direct Hlth Profess, Corso Bramante 88-90, I-10126 Turin, Italy
[2] Univ Torino, Dept Publ Hlth & Pediat, Via Santena 5 Bis, I-10126 Turin, Italy
[3] Univ Torino, Dept Clin & Biol Sci, Via Santena 5 Bis, I-10126 Turin, Italy
[4] Univ Torino, City Hlth & Sci Univ Hosp Turin, Dept Med Sci, Sect Geriatr, Corso Bramante 88-90, I-10126 Turin, Italy
[5] Univ Torino, City Hlth & Sci Univ Hosp Turin, Dept Anesthesia, Pain Management & Palliat Care, Corso Bramante 88-90, I-10126 Turin, Italy