Institution: | 1. Department of Internal Medicine, Faculty of Medicine, Suez Canal University, , Ismailia, Egypt;2. Department of Endemic and Infectious diseases, Faculty of Medicine, Suez Canal University, , Ismailia, Egypt;3. Department of Microbiology and Immunology, Faculty of Medicine, Suez Canal University, , Ismailia, Egypt;4. Department of Clinical Pathology, Faculty of Medicine, Suez Canal University, , Ismailia, Egypt;5. Department of Virology & Liver unit, Nagoya City University Graduate School of Medical Sciences, , Nagoya, Japan |