1. Department of Pathology, Faculty of Medicine, Minia University, Minia, Egypt
2. Department of Pathology, Faculty of Medicine, Cancer Biology Department, National Cancer Institute, Cairo University, Cairo, Egypt
3. Virology & Immunology Unit, Cancer Biology Department, National Cancer Institute, Cairo University, Cairo, Egypt
4. Department of Obstetrics & Gynecology, Faculty of Medicine, Minia University, Minia, Egypt