1. Tropical Medicine Department, Faculty of Medicine, Port-Said University, Port Fouad, Egypt
2. Faculty of Medicine,
Tanta University, Tanta, Egypt
3. Hepatology, Gastroenterology and Infectious Diseases Department, Faculty of
Medicine, Benha University, Benha, Egypt
4. Tropical Medicine and Infectious Diseases Department, Tanta University,
Tanta, Egypt
5. Radiology Department, National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt