title: [Echocardiography. Principles, use, and diagnostic value of the method].
mesh_terms: D002302:Cardiac Output; D002306:Cardiac Volume; D004452:Echocardiography; D005069:Evaluation Studies as Topic; D006321:Heart / Q000033:anatomy & histology; D006330:Heart Defects, Congenital / Q000175:diagnosis; D006349:Heart Valve Diseases / Q000175:diagnosis; D006801:Humans; D013909:Thorax / Q000033:anatomy & histology
vernacular_title: Echokardiographie. Grundlagen, Anwendungsbereich und Aussagewert der Methode