[The use of the Black and Hakim diagnostic tests in cancer of the gastrointestinal tract].
D003937:Diagnosis, Differential; D005770:Gastrointestinal Neoplasms / Q000097:blood / Q000175:diagnosis*; D006801:Humans; D008722:Methods
Ispol'zovanie diagnosticheskikh reaktsiĭ Ble'ka i Khakima pri rake zheludochno-kishechnogo trakta.