Barzin, Maryam, Alireza Khalaj, Mohammad Ali Motamedi, Pravin Shapoori, Sara Serahati, Peyman Arian, Fereidoun Azizi, and Farhad Hosseinpanah. 2016. “Safety and Effectiveness of Sleeve Gastrectomy Versus Gastric Bypass: One-Year Results of Tehran Obesity Treatment Study (TOTS)”. Gastroenterology and Hepatology from Bed to Bench 9 (Supplement 1). https://doi.org/10.22037/ghfbb.v0i0.962.