%0 Journal Article %A R S Morton %A S M Laird %T Ambrose J King %D 2000 %R 10.1136/sti.76.6.418 %J Sexually Transmitted Infections %P 418-418 %V 76 %N 6 %U https://sti.bmj.com/content/sextrans/76/6/418.full.pdf