Department of General Surgery, School of Medicine, Surgical Oncology Research Center, Ghaem Hospital, Mashhad University of Medical Sciences, Mashhad, Iran
Department of Immunology, School of Medicine, Autoimmune Diseases Research Center, Stem Cells Research Institute, Shiraz University of Medical Sciences, Shiraz, Iran
Department of Surgery and Centre of Minimally Invasive Surgery, Kliniken Essen-Mitte, Academic Teaching Hospital, University Duisburg-Essen, Henricistrasse 92, 45136 Essen, Germany