Bioethical questions related to hepatitis B antigen.
D002353:Carrier State / Q000175:diagnosis*; D004989:Ethics; D006509:Hepatitis B / Q000175:diagnosis; D006511:Hepatitis B Antigens; D006514:Hepatitis B Surface Antigens; D006801:Humans; D014481:United States
D006511:Hepatitis B Antigens; D006514:Hepatitis B Surface Antigens