1. Department of Medical Biochemistry, Faculty of Medicine, Assiut University
2. Department of Rheumatology and Rehabilitation, Faculty of Medicine, Assiut University
3. Department of Rheumatology and Rehabilitation, Faculty of Medicine, Aswan University
4. Department of Public Health, Faculty of Medicine, Assiut University
5. Department of Medical Physiology, Faculty of Medicine, Assiut University
6. Department of Histology and Cell Biology, Faculty of Medicine, Assiut University
7. Department of Microbiology and Immunology, Faculty of Medicine, Assiut University