title: IV infusions of morphine and regional analgesia by extradural block.
authors: G B
authors: GB
authors: Drummond
mesh_terms: D015360:Analgesia, Epidural / Q000009:adverse effects*; D007262:Infusions, Intravenous; D009020:Morphine / Q000009:adverse effects*; D010149:Postoperative Pain / Q000628:therapy
chemical_list: D009020:Morphine