title: Corrugated (multiple) ringed esophagus, GERD versus allergy?
authors.forename: David E
authors.initials: DE
authors.lastname: Langdon
mesh_terms: D003937:Diagnosis, Differential; D004947:Esophagus / Q000473:pathology*; D005764:Gastroesophageal Reflux / Q000473:pathology*; D006801:Humans; D006967:Hypersensitivity / Q000473:pathology*