title: Anaesthesia in first-degree atrioventricular block.
mesh_terms: D000768:Anesthesia, General / Q000009:adverse effects*; D006327:Heart Block / Q000209:etiology*; D006801:Humans; D007023:Hypotension, Controlled / Q000009:adverse effects; D007431:Intraoperative Complications / Q000209:etiology