Editorial: The fourth heart sound--a premature requiem?
D000368:Aged; D003327:Coronary Disease / Q000175:diagnosis; D005260:Female; D006331:Heart Diseases / Q000175:diagnosis*; D006801:Humans; D007702:Kinetocardiography; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis; D010701:Phonocardiography