title: Ambulatory anesthesia yesterday; sedation today. A history and review.
mesh_terms: D000766:Anesthesia, Dental / Q000379:methods*; D000768:Anesthesia, General; D001007:Anxiety / Q000517:prevention & control; D001463:Barbiturates; D003975:Diazepam / Q000627:therapeutic use; D006801:Humans; D009609:Nitrous Oxide; D010100:Oxygen; D011229:Preanesthetic Medication; D014149:Tranquilizing Agents / Q000627:therapeutic use
chemical_list: D001463:Barbiturates; D014149:Tranquilizing Agents; D009609:Nitrous Oxide; D003975:Diazepam; D010100:Oxygen