1. Hepatology, Gastroenterology and Infectious Diseases Department, Faculty of Medicine, Al-Azhar University, Assiut, Egypt
2. Dermatology, Andrology and Venereal Diseases Department, Faculty of Medicine Al-Azhar University, Assiut, Egypt
3. Faculty of Medicine, Alexandria University, Alexandria, Egypt
4. Urology Department, Faculty of Medicine, Al-Azhar University, Assiut, Egypt
5. Internal Medicine, Kasr El-Einy School of Medicine, Cairo University, Cairo, Egypt
6. Internal Medicine, Faculty of Medicine, Al-Azhar University, Assiut, Egypt
7. Radiodiagnosis Department, Faculty of Medicine, Al-Azhar University, Assiut, Egypt
8. Department of Tropical Medicine and Gastroenterology, Sohag University, Assiut, Egypt
9. Clinical Pathology Department, Faculty of Medicine, Al-Azhar University, Assiut, Egypt
10. Department of Dermatology, Venerology and Andrology, Faculty of Medicine, Assiut University, Assiut, Egypt
11. Department of Tropical Medicine and Gastroenterology, Assiut University, Assiut, Egypt