1. Department of Medical Virology, Faculty of Medicine Iran University of Medical Sciences Tehran Iran
2. Baqiyatallah Research Center for Gastroenterology and Liver Diseases (BRCGL) Baqiyatallah University of Medical Sciences Tehran Iran
3. Middle East Liver Disease (MELD) Center Tehran Iran
4. Department of Microbiology, Faculty of Medicine Kermanshah University of Medical Sciences Kermanshah Iran
5. Medical Biology Research Center, Institute of Health and Technology Kermanshah University of Medical Sciences Kermanshah Iran
6. Epidemiology and Biostatistics Unit, Rheumatology Research Center Tehran University of Medical Sciences Tehran Iran
7. Department of Virology, School of Public Health Tehran University of Medical Sciences Tehran Iran