TY - CHAP M1 - Book, Section TI - Chronic Viral Hepatitis A1 - Friedman, Lawrence S. A2 - Papadakis, Maxine A. A2 - McPhee, Stephen J. A2 - Rabow, Michael W. A2 - McQuaid, Kenneth R. PY - 2022 T2 - Current Medical Diagnosis & Treatment 2022 AB - ESSENTIALS OF DIAGNOSISDefined by chronic infection (HBV, HCV, HDV) for longer than 3–6 months.Diagnosis is usually made by antibody tests and viral nucleic acid in serum. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/03/28 UR - accessmedicine.mhmedical.com/content.aspx?aid=1184173108 ER -