title: Australia antigen in systemic lupus.
mesh_terms: D003168:Complement Fixation Tests; D006505:Hepatitis / Q000276:immunology; D006511:Hepatitis B Antigens / Q000032:analysis; D006515:Hepatitis B virus / Q000276:immunology*; D006801:Humans; D005779:Immunodiffusion; D008103:Liver Cirrhosis / Q000276:immunology; D008180:Lupus Erythematosus, Systemic / Q000276:immunology*
chemical_list: D006511:Hepatitis B Antigens