title: GERD: office-based diagnosis of GERD within spitting distance?
authors.forename: Isobel
authors.initials: I
authors.lastname: Leake
mesh_terms: D005764:Gastroesophageal Reflux / Q000175:diagnosis*; D006801:Humans; D010434:Pepsin A / Q000032:analysis*; D012463:Saliva / Q000737:chemistry*
chemical_list: D010434:Pepsin A