[Quadruple rhythm].
D000293:Adolescent; D000328:Adult; D001145:Arrhythmias, Cardiac / Q000209:etiology*; D002318:Cardiovascular Diseases / Q000150:complications; D005260:Female; D006326:Heart Auscultation; D006801:Humans; D008297:Male; D008875:Middle Aged; D010701:Phonocardiography
Rytm poczwórny.