[Serum ribonuclease activity in the diagnosis of malignant neoplasms (author's transl)].
D000368:Aged; D004796:Clinical Enzyme Tests; D006801:Humans; D008875:Middle Aged; D009369:Neoplasms / Q000175:diagnosis*; D012260:Ribonucleases / Q000097:blood*
D012260:Ribonucleases