title: Less is more: 4:2:1 block.
authors.affiliation: Cardiac Arrhythmia Service, Cardiovascular Division, Department of Medicine, Brigham and Women's Hospital, Boston, Massachusetts, USA. wmaisel@partners.org
authors.forename: W H
authors.initials: WH
authors.lastname: Maisel
authors.forename: W G
authors.initials: WG
authors.lastname: Stevenson
authors.forename: S
authors.initials: S
authors.lastname: Tung
authors.forename: L E
authors.initials: LE
authors.lastname: Blier
authors.forename: C B
authors.initials: CB
authors.lastname: Brunckhorst
mesh_terms: D000328:Adult; D004562:Electrocardiography; D006325:Heart Atria / Q000503:physiopathology*; D006327:Heart Block / Q000503:physiopathology; D006329:Heart Conduction System / Q000503:physiopathology*; D016027:Heart Transplantation; D006801:Humans; D008297:Male