PT - JOURNAL ARTICLE AU - Richard Saitz TI - Worldwide evidence-based medicine activities AID - 10.1136/ebm1172 DP - 2011 Feb 01 TA - Evidence Based Medicine PG - 5--5 VI - 16 IP - 1 4099 - http://ebm.bmj.com/content/16/1/5.short 4100 - http://ebm.bmj.com/content/16/1/5.full SO - Evid Based Med2011 Feb 01; 16