title: Orotracheal to nasotracheal intubation exchange in pediatric patients with a difficult airway.
authors.forename: He Ping
authors.initials: HP
authors.lastname: Liu
authors.forename: Fu Shan
authors.initials: FS
authors.lastname: Xue
authors.forename: Xin Ling
authors.initials: XL
authors.lastname: Guo
authors.forename: Xu
authors.initials: X
authors.lastname: Liao
mesh_terms: D000402:Airway Obstruction / Q000150:complications*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007442:Intubation, Intratracheal / Q000379:methods*