title: How do you measure gastric pH?
authors.affiliation: Veterans Affairs Medical Center, Martinsburg, VA.
authors.forename: H L
authors.initials: HL
authors.lastname: Ahern
authors.forename: K T
authors.initials: KT
authors.lastname: Rice
mesh_terms: D005745:Gastric Acidity Determination / Q000295:instrumentation; D006801:Humans; D007441:Intubation, Gastrointestinal / Q000451:nursing