Document Type : Original Article
Authors
1 PhD student of Reproductive Health, Student Research Committee, School of Nursing and Midwifery, Mashhad University of Medical Sciences, Mashhad, Iran.
2 Assistant professor, Department of Obstetrics and Gynecology, Women's Health Research Center, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran.
3 Professor, Department of Biostatistics and Epidemiology, School of Health, Mashhad University of Medical Sciences, Mashhad, Iran.
Abstract
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