title: Phase-3 and phase-4 intermittent left anterior hemiblock. Report of first case in the literature.
mesh_terms: D000328:Adult; D002037:Bundle-Branch Block / Q000503:physiopathology; D004562:Electrocardiography; D006327:Heart Block / Q000503:physiopathology*; D006329:Heart Conduction System / Q000503:physiopathology*; D006339:Heart Rate; D006801:Humans; D008297:Male