title: [Limits and potentials of fiber esophagoscopy in detecting background diseases and early forms of esophageal cancer].
mesh_terms: D003937:Diagnosis, Differential; D004935:Esophageal Diseases / Q000175:diagnosis*; D004938:Esophageal Neoplasms / Q000175:diagnosis*; D004945:Esophagoscopy; D005336:Fiber Optic Technology; D006801:Humans; D011230:Precancerous Conditions / Q000175:diagnosis*
vernacular_title: Granitsy i vozmozhnosti fibroézofagoskopii v vyiavlenii fonovykh zabolevaniĭ i rannikh form raka pishchevoda.