title: Occult hepatitis B virus infection: a hidden menace?
authors: H S
authors: HS
authors: Conjeevaram
authors: A S
authors: AS
authors: Lok
mesh_terms: D004279:DNA, Viral / Q000032:analysis; D006509:Hepatitis B / Q000175:diagnosis* / Q000821:virology; D006514:Hepatitis B Surface Antigens / Q000032:analysis; D006515:Hepatitis B virus / Q000235:genetics; D006801:Humans; D016133:Polymerase Chain Reaction
chemical_list: D004279:DNA, Viral; D006514:Hepatitis B Surface Antigens