title: Understanding the atrial sound.
mesh_terms: D000367:Age Factors; D000787:Angina Pectoris / Q000175:diagnosis; D001024:Aortic Valve Stenosis / Q000175:diagnosis; D016275:Atrial Function; D001810:Blood Volume; D006332:Cardiomegaly / Q000503:physiopathology; D002648:Child; D004562:Electrocardiography; D006326:Heart Auscultation; D006327:Heart Block / Q000503:physiopathology; D006801:Humans; D006973:Hypertension / Q000175:diagnosis; D007702:Kinetocardiography; D008722:Methods; D008875:Middle Aged; D008943:Mitral Valve / Q000502:physiology; D009203:Myocardial Infarction / Q000175:diagnosis / Q000503:physiopathology; D010701:Phonocardiography