title: Glottic closure following large doses of fentanyl.
mesh_terms: D000771:Anesthesia, Intravenous / Q000009:adverse effects*; D005283:Fentanyl / Q000009:adverse effects*; D005931:Glottis / Q000187:drug effects*; D006801:Humans; D014140:Tracheotomy
chemical_list: D005283:Fentanyl