Document Type : Original Article
Authors
1 Associate Professor , Department of Surgery, Endoscopic and Minimally Invasive Surgery Research Center, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran.
2 Assistant Professor , Department of Surgery, Endoscopic and Minimally Invasive Surgery Research Center, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran.
3 General Practitioner, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran.
Abstract
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