title: The public health implications of the presence of hepatitis B antigen in human serum.
mesh_terms: D004812:Epidemiologic Methods; D006509:Hepatitis B / Q000175:diagnosis / Q000453:epidemiology*; D006511:Hepatitis B Antigens; D006801:Humans; D014481:United States
chemical_list: D006511:Hepatitis B Antigens