title: Do we know what is normal and abnormal airway protection?
authors.forename: J A
authors.initials: JA
authors.lastname: Logemann
mesh_terms: D000367:Age Factors; D003679:Deglutition / Q000502:physiology*; D003680:Deglutition Disorders / Q000503:physiopathology*; D004825:Epiglottis / Q000502:physiology*; D005502:Food; D005547:Foreign Bodies / Q000209:etiology / Q000503:physiopathology; D006801:Humans; D007830:Larynx; D014132:Trachea