PT - JOURNAL ARTICLE ED - , TI - Extending enoxaparin 1 month after hospital discharge reduced thromboembolism after elective hip surgery AID - 10.1136/ebm.1997.2.20 DP - 1997 Feb 01 TA - Evidence Based Medicine PG - 20--20 VI - 2 IP - 1 4099 - http://ebm.bmj.com/content/2/1/20.short 4100 - http://ebm.bmj.com/content/2/1/20.full SO - Evid Based Med1997 Feb 01; 2