RT Journal Article SR Electronic T1 Whistlestop tour JF Sexually Transmitted Infections JO Sex Transm Infect FD BMJ Publishing Group Ltd SP 79 OP 79 DO 10.1136/sti.2010.043133 VO 86 IS 2 A1 Cassell, Jackie A YR 2010 UL http://sti.bmj.com/content/86/2/79.abstract AB