Reactivation of chronic hepatitis B virus infection.
D002908:Chronic Disease; D006509:Hepatitis B / Q000209:etiology*; D006510:Hepatitis B Antibodies / Q000032:analysis; D006513:Hepatitis B e Antigens / Q000032:analysis; D006801:Humans; D014775:Virus Activation
D006510:Hepatitis B Antibodies; D006513:Hepatitis B e Antigens