CARDIOVASCULAR SOUNDS RELATED TO EXTRASYSTOLES: I. TWO CASES OF SINUS EXTRASYSTOLES WITH BIGEMINY.
D001145:Arrhythmias, Cardiac; D005117:Cardiac Complexes, Premature; D002319:Cardiovascular System; D004562:Electrocardiography; D005853:Geriatrics; D006326:Heart Auscultation; D006801:Humans
ARRHYTHMIA; ELECTROCARDIOGRAPHY; EXTRASYSTOLE; GERIATRICS; HEART AUSCULTATION