[Rhythm issuing from the left atrium].
D000328:Adult; D004562:Electrocardiography; D005260:Female; D006325:Heart Atria / Q000503:physiopathology*; D006327:Heart Block / Q000503:physiopathology*; D006801:Humans; D008297:Male
K voprosu o ritme, iskhodiashchem iz levogo predserdiia.