RT Journal Article SR Electronic T1 A community level syphilis prevention programme: outcome data from a controlled trial JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP 570 OP 570 VO 58 IS 7 A1 M W Ross A1 N S Chatterjee A1 L Leonard YR 2004 UL http://jech.bmj.com/content/58/7/570.abstract AB