title: Barrett's oesophagus and columnar metaplasia: saying what we mean.
authors.forename: Andrew A
authors.initials: AA
authors.lastname: Thomson
mesh_terms: D001471:Barrett Esophagus / Q000473:pathology*; D001706:Biopsy; D018450:Disease Progression; D004938:Esophageal Neoplasms / Q000473:pathology*; D004945:Esophagoscopy; D004947:Esophagus / Q000473:pathology*; D006801:Humans; D011230:Precancerous Conditions / Q000473:pathology*