title: Interatrial block and atrial arrhythmias.
authors.forename: D H
authors.initials: DH
authors.lastname: Spodick
mesh_terms: D001281:Atrial Fibrillation / Q000150:complications*; D001282:Atrial Flutter / Q000150:complications*; D006325:Heart Atria / Q000503:physiopathology*; D006327:Heart Block / Q000209:etiology*; D006801:Humans