title: Incessant tachycardia with wide and narrow QRS complexes: what is the mechanism?
authors.affiliation: Asan Medical Center, Department of Internal Medicine, University of Ulsan College of Medicine, Seoul, Korea.
authors.forename: Hyung Oh
authors.initials: HO
authors.lastname: Choi
authors.forename: Seung Geun
authors.initials: SG
authors.lastname: Lee
authors.forename: Pil Hyung
authors.initials: PH
authors.lastname: Lee
authors.forename: Gi-Byoung
authors.initials: GB
authors.lastname: Nam
mesh_terms: D000328:Adult; D002037:Bundle-Branch Block / Q000175:diagnosis / Q000503:physiopathology; D017115:Catheter Ablation; D004562:Electrocardiography; D006801:Humans; D008297:Male; D013610:Tachycardia / Q000175:diagnosis / Q000503:physiopathology* / Q000628:therapy