1. Tropical Medicine and Hepatogastroenterology Department, Faculty of Medicine, Mansoura University, Mansoura, Egypt.
2. Molecular Genetic Unit of Endemic Hepatogastroenterology and Infectious Diseases (MGUHID), Mansoura University, Mansoura, Egypt.
3. Medical Biochemistry Department, Faculty of Medicine, Mansoura University, Mansoura, Egypt.
4. Public Health Department, Faculty of Medicine, Mansoura University, Mansoura, Egypt.
5. Clinical Pathology Department, Faculty of Medicine, Mansoura University, Mansoura, Egypt.
6. Biochemistry, Mansoura University, Mansoura, Egypt.