1 Division of Visceral Surgery, Department of General Surgery, Medical University of Vienna, Vienna, Austria. moritz.felsenreich@meduniwien.ac.at.
2 Departamento de Cirurgia, Universidade Federal do Rio Grande do Norte (UFRN), Natal, Brazil.
3 Department of Surgery, Minimally Invasive Surgery Research Center, Division of Minimally Invasive and Bariatric Surgery, Iran University of Medical Sciences, Tehran, Islamic Republic of Iran.
4 Alexandria University Faculty of Medicine, Alexandria, Egypt.
5 Department of Upper GI Surgery, University College London Hospital NHS Foundation Trust, London, UK.
6 General Surgery Department, Ain Shams University, Cairo, Egypt.
7 Department of Surgery and Transplantation, University Hospital Zurich, University of Zurich, Zurich, Switzerland.
8 Metabolic and Endocrine Unit, General and Digestive Surgery Department, Fuenlabrada University Hospital, Rey Juan Carlos University, Madrid, Spain.
9 Department of Metabolic and Bariatric Surgery, The First Affiliated Hospital of Jinan University, Guangzhou, China.
10 Department of Surgery, Assistant Professor, NYU Langone Health, New York, NY, USA.
11 Department of General Surgery, Center of Excellence Bariatric and Metabolic Surgery, Ospedale Evangelico Betania, Naples, Italy.