zohreh mahmoodi social determinant of health research center, university of social welfare and rehabilitation sciences, tehran, ir iran masoud karimlou social determinant of health research center, university of social welfare and rehabilitation sciences, tehran, ir iran; social determinant of health research center, university of social welfare and rehabilitation sciences, tehran, ir iran. tel: +98-2122180146, fax: +98-2122180115 homeira sajjadi social determinant of health research center, university of social welfare and rehabilitation sciences, tehran, ir iran masoumeh dejman social determinant of health research center, university of social welfare and rehabilitation sciences, tehran, ir iran meroe vameghi social determinant of health research center, university of social welfare and rehabilitation sciences, tehran, ir iran mahrokh dolatian department of midwifery, shahid beheshti university of medical sciences, tehran, ir iran

Peter Vanderschraaf

M Torkaman S H Afsharpaiman M J Hoseini M Moradi A Mazraati S Amirsalari Z Kavehmanesh

Farzad Paknejad M. Shojaei Poor Mehrdad Esfandiari, S.R. Hassanpour Avanji,