Document Type : Short communication
Authors
1 Department of Obstetrics, Faculty of Medicines, Mashhad University of Medical Sciences, Mashhad, Iran
2 Clinical Research Development Unit, Imam Reza Hospital, Mashhad University of Medical Sciences, Mashhad, Iran
3 Department of Obstetrics, Faculty of Medicine, Mashhad University of Medical Sciences Mashhad, Iran
Abstract
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