title: Role of serum hepatitis virus in chronic liver disease.
mesh_terms: D002908:Chronic Disease; D005260:Female; D006506:Hepatitis A / Q000209:etiology; D006509:Hepatitis B / Q000209:etiology; D006511:Hepatitis B Antigens; D006515:Hepatitis B virus; D006801:Humans; D008103:Liver Cirrhosis / Q000209:etiology; D008107:Liver Diseases / Q000209:etiology* / Q000276:immunology; D008113:Liver Neoplasms / Q000209:etiology; D008297:Male
chemical_list: D006511:Hepatitis B Antigens