Clicks, whoops, and honks.
D002648:Child; D004562:Electrocardiography; D006326:Heart Auscultation; D006345:Heart Septal Defects, Ventricular / Q000175:diagnosis; D006801:Humans; D008297:Male; D008382:Marfan Syndrome / Q000150:complications; D010701:Phonocardiography; D005082:Physical Exertion; D011187:Posture; D011379:Prognosis; D011666:Pulmonary Valve Stenosis / Q000175:diagnosis