title: The use of cation exchange indicator compounds to determine gastric acidity without intubation.
authors.forename: H L
authors.initials: HL
authors.lastname: SEGAL
authors.forename: L L
authors.initials: LL
authors.lastname: MILLER
authors.forename: J J
authors.initials: JJ
authors.lastname: MORTON
authors.forename: H Y
authors.initials: HY
authors.lastname: YOUNG
mesh_terms: D002412:Cations; D004063:Digestion; D005750:Gastric Juice; D007440:Intubation
chemical_list: D002412:Cations