[1] Univ Med Sch Bari, Dept Precis & Regenerat Med & Ionian Area DiMePre, I-70124 Bari, Italy
[2] Univ Perugia, S Maria Univ Hosp, Gen & Endocrine Surg Unit, I-05100 Terni, Italy
[3] Fdn Policlin Univ Agostino Gemelli IRCCS, Div Endocrine & Metab Surg, I-00168 Rome, Italy
[4] ASST Grande Osped Metropolitano Niguarda, Gen Oncol & Mini Invas Surg Dept, I-20162 Milan, Italy
[5] Univ Padua, Dept Surg Oncol & Gastroenterol, Endocrine Surg Unit, Padua I-35143, Italy
[6] Univ Cagliari, Dept Surg Sci, I-09124 Cagliari, Italy
[7] Univ Turin, Molinette Hosp, Dept Surg Sci, I-10126 Turin, Italy
[8] Sapienza Univ Rome, Dept Med Surg Sci & Biotechnol, I-00185 Rome, Italy
[9] Univ Florence, Dept Expt & Clin Med, Digest Surg Unit, I-50134 Florence, Italy
[10] Univ Campania Luigi Vanvitelli, Dept Med & Traslat Sci, Div Gen Oncol Mini Invas & Obes Surg, I-80138 Naples, Italy
[11] Sapienza Univ, Dept Surg Sci, I-00185 Rome, Italy
[12] Fdn Policlin Univ Agostino Gemelli IRCCS, UOC Chirurg Endocrina & Metab, I-00168 Rome, Italy
[13] Univ Cattolica Sacro Cuore, Ctr Ric Chirurg Ghiandole Endocrine & Obes, I-00168 Rome, Italy
[14] San Paolo Hosp, Head & Neck Dept, I-20142 Milan, Italy
[15] Univ Parma, Parma Univ Hosp, Dept Gen & Specialist Surg, I-43126 Parma, Italy
[16] Ist Auxol Italiano IRCCS, Div Surg, I-20122 Milan, Italy
[17] Univ Milan, Dept Pathophysiol & Transplantat, I-20122 Milan, Italy
[18] Univ Trieste, Dept Med Surg & Hlth Sci, I-34125 Trieste, Italy
[19] Univ Campania L Vanvitelli, Dept Adv Med & Surg Sci, I-80138 Naples, Italy
[20] Univ Hosp G Martino, Dept Human Pathol Adulthood & Childhood G Barresi, I-98125 Messina, Italy
[21] Legnano Gen Hosp, Dept Surg, I-20025 Legnano, Italy
[22] Sapienza Univ, Dept Gen & Special Surg, I-00185 Rome, Italy
[23] Univ Palermo, Dept Surg Oncol & Oral Sci, I-90127 Palermo, Italy
[24] Magna Graecia Univ Catanzaro, Unit Endocrine Surg, AOU Dulbecco, I-88100 Catanzaro, Italy
[25] Univ Hosp Pisa, Dept Surg Med & Mol Pathol & Crit Area, Endocrine Surg Unit, I-56121 Pisa, Italy
[26] Modena Hosp, Unit Gen Surg Emergency & New Technol, I-41126 Modena, Italy
[27] San Biagio Hosp, Surg Unit Gen Surg, I-28845 Domodossola, Italy
[28] Fdn Piemontese Oncol, Candiolo Canc Inst, I-10060 Candiolo, Italy
[29] Univ Med Sch Bari, Dept Precis & Regenerat Med & Ionian Area DiMePre, Unit Pathol, I-70124 Bari, Italy
[30] Ivrea Hosp, Dept Surg, ASL TO4, I-10015 Ivrea, Italy
[31] Sapienza Univ, Dept Surg, I-00185 Rome, Italy
[32] Univ Catania, Dept Med & Surg Sci & Adv Technol, I-95100 Catania, Italy