[1] IRCCS Casa Sollievo Sofferenza, Div Internal Med, Dept Med Sci, San Giovanni Rotondo, FG, Italy
[2] IRCCS Casa Sollievo Sofferenza, Chronobiol Unit, San Giovanni Rotondo, FG, Italy
[3] IRCCS SDN, Naples, Italy
[4] Euromediterranean Inst Sci & Technol IEMEST, Palermo, Italy
[5] Nottingham Trent Univ, Sch Sci & Technol, Nottingham, England
[6] UCL, Inst Liver & Digest Hlth, Div Med, London, England
[7] Univ Sannio, Dept Sci & Technol, Benevento, Italy