[1] Univ Telemat Pegaso, Ctr Direzionale, Dipartimento Sci Umanist, Via Porzio,Isola F2, I-80143 Naples, Italy
[2] Univ Napoli Federico II, Ctr Italiano cura & Benessere Paziente con Obes CI, Dipartimento Med Clin & Chirurg, Unita Endocrinol Diabetol & Androl, Via Sergio Pansini 5, I-80131 Naples, Italy
[3] Univ Napoli Federico II, Dept Publ Hlth, Via Sergio Pansini 5, I-80131 Naples, Italy
[4] Univ Salerno, Dept Med Surg & Dent Scuola Med Salernitana, Complex Operat Unit Gen & Emergency Surg, I-84081 Salerno, Italy
[5] Univ Salerno, Bariatr Ctr Excellence SICOB, I-84081 Salerno, Italy
[6] San Giovanni Dio & Ruggi Aragona Univ Hosp, Scuola Med Salernitana, I-84131 Salerno, Italy
[7] San Raffaele Open Univ, Dept Human Sci & Promot Qual Life, I-00166 Rome, Italy
[8] CHU Nice, Archet 2 Hosp, Digest Surg & Liver Transplantat Unit, 151 Route St Antoine Ginestiere,BP 3079, F-06200 Nice 3, France
[9] Univ Cote Azur, Fac Med, F-06000 Nice, France
[10] Inserm, U1065, Team 8 Hepat Complicat Obes & Alcohol, F-06204 Nice, France
[11] Ist Ricovero & Cura Carattere Sci IRCCS San Raffae, Lab Cardiovasc Endocrinol, I-00166 Rome, Italy