Hepatitis-associated antigen in chronic liver disease.
D002908:Chronic Disease; D006511:Hepatitis B Antigens / Q000032:analysis; D006515:Hepatitis B virus; D006801:Humans; D007106:Immune Sera; D008107:Liver Diseases / Q000276:immunology*
D006511:Hepatitis B Antigens; D007106:Immune Sera