title: Nitrous oxide dosage in relative analgesia.
mesh_terms: D000328:Adult; D000766:Anesthesia, Dental / Q000379:methods*; D000769:Anesthesia, Inhalation / Q000379:methods*; D002648:Child; D002675:Child, Preschool; D006233:Persons with Disabilities; D004305:Dose-Response Relationship, Drug; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009609:Nitrous Oxide / Q000008:administration & dosage*; D012119:Respiration; D012189:Retrospective Studies
chemical_list: D009609:Nitrous Oxide