Ali Emadzadeh Hossein Karimi Moonaghi Mojtaba Mousavi Bazzaz Sharareh Karimi

shervin assari center for research on ethnicity, culture and health, school of public health, university of michigan, ann arbor, mi, usa and social determinants of health research centre, university of social welfare and rehabilitation sciences, tehran, iran. maryam moghani-lankarani medicine and health promotion institute, tehran, iran and universal network for health information dissemination and exchange (unhide), tehran, iran. khodabakhsh ahmadi behavioral sciences research center, baqiyatallah university of medical sciences, tehran, iran. davoud kazemi-saleh baqiyatallah university of medical sciences, tehran, iran.