PT - JOURNAL ARTICLE ED - , TI - Abstracts AID - 10.1136/sti.29.4.243 DP - 1953 Dec 01 TA - The British Journal of Venereal Diseases PG - 243--252 VI - 29 IP - 4 4099 - http://sti.bmj.com/content/29/4/243.short 4100 - http://sti.bmj.com/content/29/4/243.full SO - Br J Vener Dis1953 Dec 01; 29