RT Journal Article SR Electronic T1 Measuring women's social position: the importance of theory. JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP 601 OP 602 DO 10.1136/jech.53.10.601 VO 53 IS 10 A1 M Bartley YR 1999 UL http://jech.bmj.com/content/53/10/601.abstract AB