title: Electrocardiogram of the month.
authors.forename: J P
authors.initials: JP
authors.lastname: Lindemann
mesh_terms: D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000150:complications / Q000175:diagnosis*; D006801:Humans; D008875:Middle Aged; D013617:Tachycardia, Supraventricular / Q000150:complications / Q000175:diagnosis*