1. Department of Persian Medicine, School of Persian Medicine, Spiritual Health Research Center, Qom University of Medical Sciences, Qom, Iran
2. Patient Safety Research Center, Clinical Research Institute, Urmia University of Medical Sciences, Urmia, Iran
3. Department of Medical Physics, School of Medicine, Tabriz University of Medical Sciences, Tabriz, Iran
4. Assistant Professor of Gastroenterology and Hepatology, Colorectal Research Center, Tehran University of Medical Sciences, Tehran, Iran
5. Department of Internal Medicine, School of Medicine, Patient Safety Research Center, Clinical Research Institute, Urmia University of Medical Science, Urmia, Iran
6. Assistant Professor of Medical Education, School of Medicine, Urmia University of Medical Sciences, Urmia, Iran
7. Iranian Tissue bank and Research Center, Gene, Cell and Tissue Institute, Tehran University of Medical Sciences, Tehran, Iran
8. Department of Biostatistics and Epidemiology, School of Health Research Center for Environmental Pollutants, Qom University of Medical Sciences, Qom, Iran
9. Gastroenterology and Liver Research Center of Amir Alam Hospital, Tehran University of Medical Sciences, Tehran, Iran