1. Associate Professor of Medicine, Gastroentrohepatology Research Center, Namazi Hospital, Shiraz University of Medical Sciences, Shiraz, Iran
2. Assistant Professor of Medicine, Gatroenterohepatology Research Center, Shiraz University of Medical Sciences, Shiraz, Iran
3. Assistant professor of Gastroenterology, Gastrointestinal and Liver Diseases Research Center, Firozgar Hospital, Iran University of Medical Sciences, Tehran, Iran
4. Assistant Professor of Radiopharmacy, Gastroenterology and Hepatology Diseases Research Center, Qom University of Medical Sciences, Qom, Iran
5. Associate Professor of Medicine, Gatroenterohepatology Research Center, Shiraz University of Medical Sciences, Shiraz, Iran