PT - JOURNAL ARTICLE AU - Afifi, Mustafa TI - Accuracy of clinical diagnosis versus echocardiography in evaluating heart murmurs. How to measure accuracy? DP - 2007 Jan 01 TA - Saudi Medical Journal PG - 155--155 VI - 28 IP - 1 4099 - http://smj.org.sa/content/28/1/155.short 4100 - http://smj.org.sa/content/28/1/155.full SO - Saudi Med J2007 Jan 01; 28