title: Electron microscopy study of hepatitis B antigen (Australia antigen) in serum.
mesh_terms: D001769:Blood / Q000382:microbiology*; D006511:Hepatitis B Antigens; D006525:Hepatitis, Viral, Human / Q000382:microbiology; D006801:Humans; D007122:Immunoelectrophoresis; D008854:Microscopy, Electron
chemical_list: D006511:Hepatitis B Antigens