1. Author Affiliations:Atie Hospital, Iran University of Medical Sciences, Tehran, Iran
2. Department of Medical Surgical Nursing, School of Nursing and Midwifery, Guilan University of Medical Sciences, Rasht, Iran
3. Department of Bio-statistics, Social Determinants of Health Research Center (SDHRC), School of Nursing and Midwifery, Guilan University of Medical Sciences, Rasht, Iran.