title: Hollow hepatitis B antigen in a case of viral hepatitis.
mesh_terms: D000293:Adolescent; D002498:Centrifugation; D005260:Female; D006506:Hepatitis A / Q000382:microbiology*; D006511:Hepatitis B Antigens; D006801:Humans; D008854:Microscopy, Electron
chemical_list: D006511:Hepatitis B Antigens