Nitrous oxide - oxygen sedation for the geriatric patient.
D000368:Aged; D000766:Anesthesia, Dental / Q000379:methods; D000769:Anesthesia, Inhalation; D005850:Geriatric Dentistry; D006801:Humans; D009609:Nitrous Oxide / Q000009:adverse effects
D009609:Nitrous Oxide