1. General and Emergency Surgery Department, School of Medicine and Surgery Milano‐Bicocca University Via Pergolesi 33 20900 Monza Italy
2. General Surgery Department Cattinara Hospital, ASUGI Strada Di Fiume, 447 34149 Trieste Italy
3. General and Emergency Surgery ASST Lodi Lodi Italy
4. General and Emergency Surgery IRCCS Ospedale San Raffaele Milan Italy
5. General Surgery Ospedale S. Jacopo Pistoia Italy
6. Emergency Surgery and Trauma Fondazione Policlinico Universitario A. Gemelli IRCCS Roma ‐ Universita’ Cattolica del Sacro Cuore Rome RM Italy
7. General, Emergency and Trauma Surgery Unit University of Pisa Pisa Italy
8. Emergency and Robotic Surgery Department Emergency and General Surgery Unit, A. Manzoni Hospital–ASST Lecco Italy
9. General Surgery, Careggi Hospital University of Firenze Florence Italy
10. Anesthesia and Intensive Care Department, School of Medicine and Surgery Milano‐Bicocca University Monza Italy