Authors
1 Associate Prof. of pediatric pulmonology, Department of Pediatric Pulmonology, Mofid Children Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran
2 Associate Prof. of pediatric gastroenterology, Department of Pediatric Gastroenterology, Mofid Children Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran
3 Fellow of pediatric pulmonology, Department of Pediatric Pulmonology, Mofid Children Hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran
4 Fellow of pediatric gastroentrology, Mofid children hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran
5 MsHSc candidate, Dalla Lana school of public health, University of Toronto, Toronto, Canada
Abstract
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