title: Four directed biopsies are better than eight random biopsies to find intestinal metaplasia in columnar lined esophagus.
authors: Parakrama
authors: P
authors: Chandrasoma
mesh_terms: D001471:Barrett Esophagus / Q000473:pathology*; D001706:Biopsy / Q000379:methods*; D006801:Humans; D007422:Intestines / Q000473:pathology*; D008679:Metaplasia / Q000473:pathology; D006113:United Kingdom