Health Policy Research Center, Institute of Health, Student Research Committee, Shiraz University of Medical Sciences, Shiraz, Iran. Health Policy Research Center, Shiraz University of Medical Sciences, Shiraz, Iran. Physiology Research Center, Institute of Neuropharmacology, Kerman University of Medical Sciences, Kerman, Iran. Social Determinants of Health Research Center, Institute for Futures Studies in Health, Kerman University of Medical Sciences, Kerman, Iran. Department of Cardiology, School of Medicine, Kashan University of Medical Sciences, Kashan, Iran; Research Center for Biochemistry and Nutrition in Metabolic Diseases, Kashan University of Medical Sciences, Kashan, I.R. Iran. Department of Cardiology, School of Medicine, Kashan University of Medical Sciences, Kashan, Iran. Research Center for Biochemistry and Nutrition in Metabolic Diseases, Kashan University of Medical Sciences, Kashan, I.R. Iran; Student Research Committee, Kashan University of Medical Sciences, Kashan, I.R. Iran. Student Research Committee, Kashan University of Medical Sciences, Kashan, I.R. Iran; Department of Internal, School of Medicine, Kurdistan University of Medical Sciences, Sanandaj, Iran. Research Center for Biochemistry and Nutrition in Metabolic Diseases, Kashan University of Medical Sciences, Kashan, I.R. Iran. Electronic address: asemi_r@yahoo.com.