1 Department of Surgery, Minimally Invasive Surgery Research Center, Division of Minimally Invasive and Bariatric Surgery, Rasool‑E Akram Hospital, School of Medicine, Iran University of Medical Sciences, Tehran, Iran. firstname.lastname@example.org.
2 Center of Excellence of European Branch of International Federation for Surgery of Obesity, Hazrat_e Rasool Hospital, Tehran, Iran. email@example.com.
3 Department of Digestive Surgery, Center Hospitalier, Universitaire Félix Guyon, St Denis de La Réunion, France.
4 Minimally Invasive Surgery Research Center, Iran University of Medical Sciences, Tehran, Iran.
5 Metropolitan Hospital of Athens, HEAL Academy, Athens, Greece. firstname.lastname@example.org.
6 Department of Minimally Invasive Digestive Surgery, Antoine‑Béclère Hospital, Paris-Saclay University, Clamart, France. email@example.com.
7 Obesity and Metabolic Surgery Unit, Ospedale Evangelico Betania, Naples, Italy.