title: Grouped beats: what's the mechanism?
authors.affiliation: Division of Cardiology (Arrhythmia Service), Kingston General Hospital, Queen's University, Kingston, ON, Canada. barancha@kgh.kari.net
authors.forename: Adrian
authors.initials: A
authors.lastname: Baranchuk
authors.forename: Rodrigo
authors.initials: R
authors.lastname: Miranda
authors.forename: Jesleen
authors.initials: J
authors.lastname: Rana
authors.forename: Kevin A
authors.initials: KA
authors.lastname: Michael
mesh_terms: D000368:Aged; D002037:Bundle-Branch Block / Q000150:complications* / Q000175:diagnosis*; D003937:Diagnosis, Differential; D004562:Electrocardiography / Q000379:methods*; D006801:Humans; D008297:Male; D012848:Sinoatrial Block / Q000150:complications* / Q000175:diagnosis*