[Value of fiberscopy in diagnosis of cancer of the esophagus].
D004938:Esophageal Neoplasms / Q000175:diagnosis*; D004945:Esophagoscopy / Q000379:methods*; D005260:Female; D005336:Fiber Optic Technology; D006801:Humans; D008297:Male; D008875:Middle Aged
Interet de la fibroscopie dans le diagnostic du cancer de l'oesophage