title: An unusual wide complex ECG.
authors.forename: Jeremy M
authors.initials: JM
authors.lastname: Parker
authors.forename: Richard L
authors.initials: RL
authors.lastname: Olstein
authors.forename: Stuart W
authors.initials: SW
authors.lastname: Rosenbush
mesh_terms: D000369:Aged, 80 and over; D002037:Bundle-Branch Block / Q000150:complications / Q000175:diagnosis / Q000503:physiopathology*; D003914:Dextrocardia / Q000150:complications / Q000175:diagnosis / Q000503:physiopathology*; D003937:Diagnosis, Differential; D004562:Electrocardiography; D005260:Female; D006801:Humans