[Cancer of the esophagus. Clinical and diagnostic aspects of 50 cases].
D000328:Adult; D000368:Aged; D004938:Esophageal Neoplasms / Q000175:diagnosis*; D004945:Esophagoscopy; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged
Cáncer de esófago. Aspectos clínicos y diagnósticos de una serie de 50 casos.