More than meets the eye. Sinus rhythm; atrial parasystole.
Martinez-Lopez
J I
JI
D001145:Arrhythmias, Cardiac / Q000503:physiopathology*; D004562:Electrocardiography; D006325:Heart Atria; D006329:Heart Conduction System / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged