Dehghan Nayeri, PhD, is a Professor, Nursing and Midwifery Care Research Center, School of Nursing and Midwifery, Tehran University of Medical Sciences, Tehran, Iran
Fatemeh Bahra,nezhad, PhD, is an Assistant Professor, Nursing and Midwifery Care Research Center, Spiritual Health Group, Research Center of Quran, Hadith and Medicine, Tehran University of Medical Sciences, Tehran, Iran
Parvaneh Asgari, PhD, is a PhD Candidate, School of Nursing and Midwifery, Tehran University of Medical Sciences, Tehran, Iran.
This study approved by Nursing and Midwifery Care Research Center with number 98-02-99-42526 and ethical code IR.TUMS.FNM.REC.1398.114.
The authors would like to extend their deepest gratitude to all librarians who helped them to access information resources in Tehran University of Medical Sciences, Iran.
The authors declare no conflicts of interest.
Address for correspondence: Parvaneh Asgari, PhD Candidate, School of Nursing and Midwifery, Tehran University of Medical Sciences, Tehran, Iran ([email protected]).