[Various problems in the diagnosis of precancerous conditions of the large intestine among young persons].
D000328:Adult; D003110:Colonic Neoplasms / Q000175:diagnosis*; D006801:Humans; D008297:Male; D011230:Precancerous Conditions / Q000175:diagnosis*
Nekotorye voprosy diagnostiki predrakovykh zabolevaniĭ tolstoĭ kishki u lits molodogo vozrasta.