title: Psychological effects of conscious sedation.
mesh_terms: D000766:Anesthesia, Dental / Q000379:methods*; D003243:Consciousness / Q000187:drug effects*; D003729:Dental Care / Q000523:psychology; D006801:Humans; D009609:Nitrous Oxide / Q000494:pharmacology*
chemical_list: D009609:Nitrous Oxide