2KimNK,et al.Value of alkalinephospatase ,5'-nucleotidase ,r-glutamyltransferase ,and glutarnate dehydrogenase activity in serum in diagnosis of metastasis to the liver [J].Clin Chem,1977,23:2034.
3NCCLS.Evaluation of Precision Performance of Quantitative Measurement Methods:Approved Guideline-Second Edition.NCCLS document EP5-A2.NCCLS,940 West Valley Road,Suite1400,Wayne Pennsylvania USA,2002:19087-1898.
4Kim NK,etal.Value of alkalinephosphatase,5'-nucleotidase,r – glutamyl-transferase,and glutamate dehydrogenase activity in serum in diagnosis of metastasis to the liver[J].Clin Chem,1977,23:2034.
5Amici A,Natalini P,Ruggieri S,Vita A,Magni G.A spectrophotometric method for the assay of pyrimidine 5'-nucleotidase in human erythrocytes.Br[J].Haematol,1989,73(3):392-395.
6Heinz F, Pilz R, Reckel S, et al. A new spectrophotometric method for the determination of 5'-nucleotidase [J]. J Clin Chem Bionchem, 1980,18:781-788.