PT - JOURNAL ARTICLE ED - , TI - Circumcision reduced the risk of contracting HIV infection in young sexually active Kenyan men AID - 10.1136/ebm.12.4.104 DP - 2007 Aug 01 TA - Evidence Based Medicine PG - 104--104 VI - 12 IP - 4 4099 - http://ebm.bmj.com/content/12/4/104.short 4100 - http://ebm.bmj.com/content/12/4/104.full SO - Evid Based Med2007 Aug 01; 12