title: Electrocardiology teacher analysis and review: slow atrial flutter with the rare conduction ratio.
authors: Cardiology Division, St. Vincent Hospital, University of Massachusetts Medical School, Worcester, MA, USA.
authors: David H
authors: DH
authors: Spodick
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D001282:Atrial Flutter / Q000503:physiopathology*; D002304:Cardiac Pacing, Artificial; D004562:Electrocardiography; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008297:Male