title: The difficult pylorus--an easy way in.
authors.forename: S Y
authors.initials: SY
authors.lastname: Chuah
authors.forename: B
authors.initials: B
authors.lastname: Tregaskis
authors.forename: A C
authors.initials: AC
authors.lastname: Wicks
mesh_terms: D002404:Catheterization / Q000379:methods; D006801:Humans; D007441:Intubation, Gastrointestinal / Q000379:methods*; D011706:Pyloric Antrum