[Methods and feasibility of the early diagnosis of cancer of the esophagus].
D000328:Adult; D000368:Aged; D004938:Esophageal Neoplasms / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008297:Male; D008403:Mass Screening / Q000379:methods; D008875:Middle Aged; D012306:Risk
Puti i vozmozhnosti ranneĭ diagnostiki raka pishchevoda.