RT Journal Article SR Electronic T1 Engendering epidemiology JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP ii1 OP ii2 DO 10.1136/jech.2007.069658 VO 61 IS Suppl 2 A1 Ana M GarcĂ­a A1 Mel Bartley A1 Carlos Alvarez-Dardet YR 2007 UL http://jech.bmj.com/content/61/Suppl_2/ii1.abstract AB