title: S, m, l, xl.
authors.affiliation: Veterans Affairs Medical Center, Stanford University School of Medicine, VA Palo Alto Health Care System, USA.
authors.forename: T
authors.initials: T
authors.lastname: Wang
authors.forename: G
authors.initials: G
authors.lastname: Triadafilopoulos
mesh_terms: D001471:Barrett Esophagus / Q000473:pathology*; D001706:Biopsy / Q000379:methods; D004938:Esophageal Neoplasms / Q000473:pathology; D004945:Esophagoscopy; D004947:Esophagus / Q000473:pathology*; D006801:Humans; D011230:Precancerous Conditions / Q000473:pathology; D012680:Sensitivity and Specificity