Division of GI/Hepatology;
University of California;
Irvine;
School of Medicine;
Orange;
CA 92868;
United States;
Division of Digestive Diseases;
University of Cincinnati College of Medicine;
Cincinnati;
OH 45267;
United States;
Hepatitis; C; virus; Hepatitis; C; virus; antigens; Hepatitis; C; virus; core; antigen; Hepatitis; C; virus; diagnostic; test; Diagnostic; assay; Enzyme; immunoassay;