1 Center for Laparoscopic Obesity Surgery, 6240 N Durango Dr STE 120, Las Vegas, NV, 89149, USA. DrR@clos.net.
2 MGB-OAGB Club, Toronto, M4B 1B5, Canada.
3 Center of Excellence for Study and Treatment of Obesity and Diabetes, Estación, 12, 1-D, 47004, Valladolid, Spain.
4 Center of Excellence for the Study and Treatment of Obesity and Diabetes, LA Subsidiary at The American British Cowdray Medical Center & HECMN Siglo XXI, Av Carlos Graef Fernandez 154 Suite 515, Col Tlaxala Santa Fe, Cuajimalpa, 5300, Mexico City, Mexico.
5 Ospedale Evangelico Betania, Via Argine 604, 80147, Naples, Italy.
6 FRCSEd (UK), Pakistan Institute of Medical Sciences (PIMS), G-8/3, Islamabad, 44000, Pakistan.
7 Department of Bariatric, Metabolic and Plastic Surgery, St.Franziskus Hospital Cologne, Schoensteinstrasse 63, 50825, Cologne, North Rhine-Westphalia, Germany.
8 Manipal Hospitals, New Delhi, 201301, India.
9 Mercy Hospital Carthage, 3125 Dr Russell Smith Way, Carthage, MO, 64836, USA.
10 Olympus Health Clinic, Teatralnaya st. 23/1, Voronezh, Russia, 394000.
11 Istinye University Medical School, 34010, Istanbul, Turkey.
12 Whittington Hospital, N19 5NF, London, UK.
13 Centro Hospitalar de Lisboa Central- Portugal, Curry Cabral Hospital, Lisbon, Portugal.
14 Jammu hospital, Kapurthala Road, Jalandhar, Punjab, 144001, India.
15 Istanbul Bariatric Center, Fulya Terrace, Center 1 No 64, 34328, İstanbul, Turkey.
16 Emek Medical Center, 21Izhak Rabin Blvd, 1834111, Afula, Israel.
17 Samsun LİV hospital, İlkadim, 55020, Samsun, Turkey.
25 Asaf Harofeh Medical Center, Zirifin, 30700, Tel aviv, Israel.
26 Christus Muguerza Hospital Sur, Carretera Nacional 6501 Col La Estanzuela, 64988, Monterrey, Nuevo Leon, Mexico.
27 Advanced Biomedical Sciences Department, "Federico II" University, Via S. Pansini, 5 - building 7, 80131, Naples, Italy.
28 Institute for Lung Diseases, Clinic for Thoracic Surgery, Department for Esophageal and Laparoscopic Surgery, School of Medicine in Novi Sad, Novi Sad, Sremska Kamenica, 21000, Serbia.