title: Electrocardiograms of the month.
mesh_terms: D000328:Adult; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000503:physiopathology; D006801:Humans; D007037:Hypothyroidism / Q000175:diagnosis* / Q000503:physiopathology; D008297:Male; D008875:Middle Aged