title: An electrocardiografic mystery.
authors.forename: Willem
authors.initials: W
authors.lastname: Dewilde
authors.forename: Walter
authors.initials: W
authors.lastname: Desmet
mesh_terms: D000369:Aged, 80 and over; D002037:Bundle-Branch Block / Q000175:diagnosis* / Q000209:etiology; D004562:Electrocardiography; D005260:Female; D006801:Humans; D006947:Hyperkalemia / Q000150:complications*