Document Type : Preliminary preprint short reports of original research
Authors
1 Obstetrics and Gynaecology department, Faculty of Medicine, Alexandria University, Alexandria, Egypt
2 Obstetric and Gynecology department, faculty of Medicine, Alexandria University, Alexandria
3 Department of Obstetrics and Gynecology, Faculty of Medicine, Alexandria University
4 Department of obstetrics and gynecology, Alexandria University
Abstract
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