PT - JOURNAL ARTICLE ED - , TI - Glossary AID - 10.1136/ebm.14.2.64 DP - 2009 Apr 01 TA - Evidence Based Medicine PG - 64--64 VI - 14 IP - 2 4099 - http://ebm.bmj.com/content/14/2/64.short 4100 - http://ebm.bmj.com/content/14/2/64.full SO - Evid Based Med2009 Apr 01; 14