title: Airway obstruction caused by nasal airway.
authors.forename: Takeshi
authors.initials: T
authors.lastname: Yokoyama
authors.forename: Koichi
authors.initials: K
authors.lastname: Yamashita
authors.forename: Masanobu
authors.initials: M
authors.lastname: Manabe
mesh_terms: D000368:Aged; D000402:Airway Obstruction / Q000209:etiology*; D006801:Humans; D007440:Intubation / Q000009:adverse effects*; D008297:Male; D009666:Nose