Document Type : Original Article
Authors
1 Assistant professor, Department of midwifery, School of Nursing and Midwifery, Tabriz University of Medical Sciences, Tabriz, Iran.
2 M.Sc. in Midwifery, Student Research Center, Tabriz University of Medical Sciences, Tabriz, Iran.
3 Instructor, Department of midwifery, School of Nursing and Midwifery, Tabriz University of Medical Sciences, Tabriz, Iran.
4 Associated professor, Department of Physiology, Faculty of Medicine, Tabriz University of Medical Sciences, Tabriz, Iran.
Abstract
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