1 Department of Community Health, Faculty of Medicine and Health Sciences, University Putra Malaysia, Serdang, Selangor, Malaysia
2 Department of Community Health, Faculty of Medicine and Health Sciences, University Putra Malaysia, Serdang, Selangor, Malaysia; Department of Nursing, Faculty of Science, Islamic Azad University of Hamadan, Iran. Electronic address: nmatinniach@gmail.com
3 Department of Nursing, Faculty of Science, Islamic Azad University of Hamadan, Iran