1 Division of Minimally Invasive and Bariatric Surgery, Department of Surgery, Minimally Invasive Surgery Research Center, Rasool-E Akram Hospital, Iran University of Medical Sciences, Tehran, Iran.
2 Iran National Center of Excellence for Minimally Invasive Surgery Education, Iran University of Medical Sciences, Tehran, Iran.
3 General and Laparoscopic Surgery at Faculty of Medicine, Aswan University, Aswan, Egypt.
4 Minimally Invasive Surgery Research Center, Iran University of Medical Sciences, Tehran, Iran.
5 Department of General Surgery, Shahid Modarres Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
6 Department of Clinical Nutrition, School of Nutritional Sciences and Diabetics, Tehran University of Medical Sciences, Tehran, Iran.
7 Department of Epidemiology, Student Research Committee, School of Public Health, Iran University of Medical Sciences, Tehran, Iran.
8 Endometriosis Research Center, Iran University of Medical Sciences, Tehran, Iran.
9 Division of Minimally Invasive and Bariatric Surgery, Department of Surgery, Minimally Invasive Surgery Research Center, Rasool-E Akram Hospital, Iran University of Medical Sciences, Tehran, Iran. mkermansaravi@yahoo.com.
10 Iran National Center of Excellence for Minimally Invasive Surgery Education, Iran University of Medical Sciences, Tehran, Iran. mkermansaravi@yahoo.com.