[Diagnosis of precancerous diseases and cancer of the stomach by the gastroscopy method].
D005773:Gastroscopy; D006801:Humans; D011230:Precancerous Conditions / Q000175:diagnosis*; D013274:Stomach Neoplasms / Q000175:diagnosis*
O diagnostike predrakovykh zabolevaniĭ i raka zheludka metodom gastrosopii.