PT - JOURNAL ARTICLE ED - , TI - Echocardiography was useful in evaluating unexplained syncope AID - 10.1136/ebm.8.3.96 DP - 2003 May 01 TA - Evidence Based Medicine PG - 96--96 VI - 8 IP - 3 4099 - http://ebm.bmj.com/content/8/3/96.1.short 4100 - http://ebm.bmj.com/content/8/3/96.1.full SO - Evid Based Med2003 May 01; 8