RT Journal Article SR Electronic T1 CORRECTION JF Sexually Transmitted Infections JO Sex Transm Infect FD BMJ Publishing Group Ltd SP 422 OP 422 DO 10.1136/sti.2004.014662.corr1 VO 82 IS 5 YR 2006 UL http://sti.bmj.com/content/82/5/422.abstract AB