alpha-fetoprotein values above the upper normal limit ( much greater than 20 ng/ml ) were compared with the type of the liver disease , the serum aminotransferase activity , the usual hepatitis b-virus markers assayed by standard radioimmunology and , in 70 patients , with the results of the hbv-dna hybridization in the liver .
C0002210
alpha-fetoprotein
C0023884
liver