title: Hepatitis B virus DNA in chronic liver disease.
mesh_terms: D002908:Chronic Disease; D004279:DNA, Viral / Q000032:analysis*; D006515:Hepatitis B virus / Q000235:genetics*; D006801:Humans; D008099:Liver / Q000032:analysis; D008107:Liver Diseases / Q000382:microbiology*
chemical_list: D004279:DNA, Viral