RT Journal Article SR Electronic T1 Making every contact count: improving the assessment of gay, bisexual and other men who have sex with men using a structured proforma JF Sexually Transmitted Infections JO Sex Transm Infect FD BMJ Publishing Group Ltd SP 48 OP 48 DO 10.1136/sextrans-2015-052290 VO 92 IS 1 A1 Ming J Lee A1 Bhavna Oza A1 Mark Pakianathan A1 Aseel Hegazi YR 2016 UL http://sti.bmj.com/content/92/1/48.abstract AB