title: Treating dental fears using nitrous oxide oxygen inhalation and systematic desensitization.
mesh_terms: D000328:Adult; D000769:Anesthesia, Inhalation; D001521:Behavior Therapy; D003729:Dental Care; D003887:Desensitization, Psychologic; D005239:Fear; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009609:Nitrous Oxide / Q000627:therapeutic use*
chemical_list: D009609:Nitrous Oxide