title: QT interval effects of normal QRS variation.
authors.affiliation: Cardiology Division, St. Vincent Hospital, Worcester, Massachusetts.
authors.forename: I I
authors.initials: II
authors.lastname: Chaudry
authors.forename: S
authors.initials: S
authors.lastname: Qamar
authors.forename: D H
authors.initials: DH
authors.lastname: Spodick
mesh_terms: D004562:Electrocardiography; D006801:Humans; D009200:Myocardial Contraction / Q000502:physiology*; D012016:Reference Values