1. Department of Anesthesia, Surgical ICU, and Pain Management, Cairo University, Cairo, Egypt
2. Consultant Anesthesia, Algzeera Hospital, Giza, Egypt
3. Reproductive Health and Family Planning Department, National Research Centre, Dokki, Egypt
4. Gyn, Algezeera Hospital, Giza, Egypt
5. Department of Biostatistics and Epidemiology, National Cancer Institute, Cairo University, Cairo, Egypt
6. Obstetrics and Gynecological Diseases Department, Faculty of Medicine, Cairo University, Cairo, Egypt