Document Type : Original Article
Authors
1 Professor of Obstetrics and Gynecology, Faculty of Medicine, Benha University
2 Obestetric and gynecology, Faculty of medicine, Benha university, Benha, Egypt.
3 Obstetrics and Gynecology Faculty of Medicine-Benha University
4 Lecturer of Obstetrics and Gynecology, Benha University
Abstract
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