PT - JOURNAL ARTICLE AU - Hiscock, E TI - Contact tracing. DP - 1999 Feb 01 TA - Sexually Transmitted Infections PG - 76--77 VI - 75 IP - 1 4099 - http://sti.bmj.com/content/75/1/76.2.short 4100 - http://sti.bmj.com/content/75/1/76.2.full SO - Sex Transm Infect1999 Feb 01; 75