title: Second-degree AV block.
authors.forename: P
authors.initials: P
authors.lastname: Snowberger
mesh_terms: D004562:Electrocardiography / Q000592:standards; D006327:Heart Block / Q000175:diagnosis / Q000451:nursing* / Q000628:therapy; D006801:Humans; D008297:Male; D009730:Nursing Assessment; D010138:Pacemaker, Artificial