title: [Diagnosis of minor (initial) esophageal cancer].
mesh_terms: D000328:Adult; D001466:Barium Sulfate; D004938:Esophageal Neoplasms / Q000000981:diagnostic imaging*; D004945:Esophagoscopy; D004947:Esophagus / Q000000981:diagnostic imaging; D005336:Fiber Optic Technology; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography
chemical_list: D001466:Barium Sulfate
vernacular_title: K diagnostike malogo (nachal"nogo) raka pishchevoda.