[1] Univ Pisa, Dept Oncol Transplantat & New Technol, Gen Surg Unit, Via Paradisa 2, I-56124 Pisa, Italy
[2] Univ Pisa, EndoCAS Ctr Comp Assisted Surg, Pisa, Italy
[3] Univ Pisana, Cardiothorac Intens Care Unit, Azienda Osped, Pisa, Italy
[4] Univ Pisana, Gen Surg, Azienda Osped, Pisa, Italy
[5] Univ Pisa, Div Obstet & Gynecol, Dept Clin & Expt Med, Pisa, Italy
[6] Univ Pisana, Multidisciplinary Ctr Robot Surg, Azienda Osped, Pisa, Italy