1. 1Department of Internal Medicine, Faculty of Medicine, Sohag University.
2. 2Clinical Pathology Department, Faculty of Medicine, Sohag University.
3. 3Department of Hepatology and Gastroenterology, Theodor Bilharz Research Institute, Imbaba Giza, Egypt.
4. 4Public Health Department, Theodor Bilharz Research Institute, Imbaba Giza, Egypt.
5. 5Medical Department, Medical Researches and Clinical Studies Institute, National Research Centre Cairo, Egypt.
6. 6Department of Biological Anthropology, Medical Researches and Clinical Studies Institute, National Research Centre Cairo, Egypt.
7. 7Department of Medical Biochemistry, Medical Researches and Clinical Studies Institute, National Research Centre Cairo, Egypt.