title: Pharmacological aspects of the N2O-O2 experience. Part 1. Conceptual framework.
mesh_terms: D000766:Anesthesia, Dental; D001702:Biopharmaceutics; D006801:Humans; D008606:Mental Processes / Q000187:drug effects; D008954:Models, Biological; D009609:Nitrous Oxide / Q000494:pharmacology*; D010100:Oxygen / Q000494:pharmacology*
chemical_list: D009609:Nitrous Oxide; D010100:Oxygen