title: Ambulatory pH monitoring: how to truly test the patient?
authors.forename: D O
authors.initials: DO
authors.lastname: Castell
authors.forename: P O
authors.initials: PO
authors.lastname: Katz
mesh_terms: D005247:Feeding Behavior; D005745:Gastric Acidity Determination / Q000295:instrumentation*; D005764:Gastroesophageal Reflux / Q000175:diagnosis*; D006801:Humans; D018670:Monitoring, Ambulatory / Q000295:instrumentation*; D010342:Patient Acceptance of Health Care; D010353:Patient Education as Topic