TY - GEN AU - Xu,M AU - McHaffie,D J TI - Nonspecific systolic murmurs: an audit of the clinical value of echocardiography SN - 0028-8446 PY - 1993///0325 KW - Adolescent KW - Adult KW - Age Factors KW - Aged KW - Aged, 80 and over KW - Cardiomyopathies KW - complications KW - Child KW - Child, Preschool KW - Diagnosis, Differential KW - Echocardiography KW - methods KW - Female KW - Heart Defects, Congenital KW - Heart Murmurs KW - diagnostic imaging KW - Heart Valve Diseases KW - Humans KW - Infant KW - Infant, Newborn KW - Male KW - Medical Audit KW - Middle Aged KW - New Zealand KW - epidemiology KW - Prevalence KW - Referral and Consultation KW - Retrospective Studies KW - Sensitivity and Specificity KW - Sex Factors N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't ER -