1. Department of General and Digestive Surgery, Unit of Innovation in Minimally Invasive Surgery, University Hospital "Virgen del Rocio", University of Seville, Seville, Spain
2. Department of General Surgery and Surgical Specialties “Paride Stefanini”, Sapienza University of Rome, Rome, Italy
3. Unit of General and Digestive Surgery, Hospital QuironSalud Sagrado Corazón, Seville, Spain