Document Type : Original Article
Authors
1 Associate Professor, Department of Obstetrics and Gynecology, Gorgan Congenital Malformations Research Center, Faculty of Medicine, Golestan University of Medical Sciences, Golestan, Iran.
2 B.Sc. of Midwifery, Gorgan Congenital Malformations Research Center, Faculty of Medicine, Golestan University of Medical Sciences, Golestan, Iran.
3 Professor, Department of Anatomy, Gorgan Congenital Malformations Research Center, Faculty of Medicine, Golestan University of Medical Sciences, Golestan, Iran.
Abstract
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