PT - JOURNAL ARTICLE ED - , TI - Abstracts AID - 10.1136/sti.29.2.111 DP - 1953 Jun 01 TA - The British Journal of Venereal Diseases PG - 111--120 VI - 29 IP - 2 4099 - http://sti.bmj.com/content/29/2/111.short 4100 - http://sti.bmj.com/content/29/2/111.full SO - Br J Vener Dis1953 Jun 01; 29