Authors
1 Pediatric Gastroentrology, Hepatology and Nutrition Research Center, Research Institute for Children's Health, Shahid Beheshti University of Medical sciences, Tehran, Iran.
2 Kashan University of Medical sciences, Kashan, Iran.
3 Student Research Committee. School of Nursing and Midwifery, Iran University of Medical Sciences, Tehran, Iran.
4 Pediatric Surgery Research Center, Research Institute for Children's Health, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
5 Student Research Committee, Epidemiology Department, School of Public Health and Safety, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
6 Department of Community Medicine, School of Medicine, Shahid Beheshti University of Medical Sciences, Tehran, Iran AND Pediatric Gastroentrology, Hepatology and Nutrition Research Center, Research Institute for Children's Health, Shahid Beheshti University of Medical sciences, Tehran, Iran.
Abstract
Keywords