title: Electrocardiogram of the month. Bundle branch block.
authors: Division of Cardiology, UAMS, Little Rock, Arkansas.
authors: W C
authors: WC
authors: Roberts
authors: J W
authors: JW
authors: Watson
mesh_terms: D000368:Aged; D002037:Bundle-Branch Block / Q000150:complications / Q000175:diagnosis*; D004562:Electrocardiography; D006347:Heart Sounds; D006801:Humans; D008297:Male; D013575:Syncope / Q000209:etiology*