1. Clinical Biochemistry and Molecular Diagnostics Department, National Liver Institute, Menoufia University, Shibin El Kom, Egypt
2. Menoufia Faculty of Medicine, Public Health and Community Medicine, Shibin El Kom, Egypt
3. Internal Medicine Department, Menoufia Faculty of Medicine, Shibin El Kom, Egypt
4. Resident of Internal Medicine, EL Menia General Hospital, EL Menia, Egypt