1. Center for Health-Related Social and Behavioral Sciences Research, Shahroud University of Medical Sciences, Shahroud, Iran
2. School of Allied Medical Sciences, Semnan University of Medical Sciences, Semnan, Iran
3. Department of Epidemiology, School of Public Health, Shahroud University of Medical Sciences, Shahroud, Iran
4. Division of Nursing, Midwifery & Social Work, School of Health Sciences, Faculty of Biology, Medicine and Health, University of Manchester, Manchester Academic Health Science Centre, Manchester, UK
5. Environmental and Occupational Health Research Center, Shahroud University of Medical Sciences, Shahroud, Iran