title: [Electrical activity of the masseter muscle under nitrous oxide and oxygen analgesia].
mesh_terms: D004576:Electromyography; D006801:Humans; D008410:Masticatory Muscles / Q000187:drug effects*; D009609:Nitrous Oxide / Q000494:pharmacology*
chemical_list: D009609:Nitrous Oxide
vernacular_title: Actividad electrica del musculo masetero bajo analgesia con oxido nitroso y oxigeno.