Document Type : Original Article
Authors
1 Lecturer of Midwifery, Faculty of Nursing and Midwifery, Mashhad University of Medical Sciences, Mashhad, Iran.
2 M.Sc. of Midwifery, Faculty of Nursing and Midwifery, Mashhad University of Medical Sciences, Mashhad, Iran.
3 Associate Professor, Department of Obstetrics and Gynecology, Women’s Health Research Center, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran.
4 Associate Professor, Department of Biostatistics, Faculty of Health, Mashhad University of Medical Sciences, Mashhad, Iran.
Abstract
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