PT - JOURNAL ARTICLE AU - Enkin, Murray W. TI - The need for evidence-based obstetrics AID - 10.1136/ebm.1996.1.132 DP - 1996 Aug 01 TA - Evidence Based Medicine PG - 132--133 VI - 1 IP - 5 4099 - http://ebm.bmj.com/content/1/5/132.short 4100 - http://ebm.bmj.com/content/1/5/132.full SO - Evid Based Med1996 Aug 01; 1