title: Premature ventricular contractions causing sinus arrhythmia and alternating P-R prolongation.
authors.affiliation: Division of Cardiovascular Medicine, University of Michigan Health System, Ann Arbor, Michigan, USA.
authors.forename: Michael
authors.initials: M
authors.lastname: Kuhne
authors.forename: Fred
authors.initials: F
authors.lastname: Morady
authors.forename: Krit
authors.initials: K
authors.lastname: Jongnarangsin
mesh_terms: D000368:Aged; D001146:Arrhythmia, Sinus / Q000175:diagnosis* / Q000209:etiology*; D003937:Diagnosis, Differential; D004562:Electrocardiography / Q000379:methods*; D006801:Humans; D008297:Male; D018879:Ventricular Premature Complexes / Q000150:complications* / Q000175:diagnosis*