RT Journal Article SR Electronic T1 Sexually transmitted diseases JF The British Journal of Venereal Diseases JO Br J Vener Dis FD BMJ Publishing Group Ltd SP 410 OP 410 DO 10.1136/sti.60.6.410 VO 60 IS 6 A1 A McMillan YR 1984 UL http://sti.bmj.com/content/60/6/410.abstract AB