Letter: Clinical use of prothrombin complex and risk of hepatitis.
D004340:Drug Contamination; D006509:Hepatitis B / Q000209:etiology*; D006511:Hepatitis B Antigens; D006801:Humans; D011516:Prothrombin / Q000009:adverse effects*
D006511:Hepatitis B Antigens; D011516:Prothrombin