title: Tests for the hepatitis-associated antigen. Brief report.
mesh_terms: D003168:Complement Fixation Tests; D003937:Diagnosis, Differential; D006506:Hepatitis A / Q000175:diagnosis*; D006511:Hepatitis B Antigens / Q000276:immunology; D006515:Hepatitis B virus / Q000276:immunology*; D006801:Humans; D007106:Immune Sera / Q000592:standards; D005779:Immunodiffusion; D008722:Methods; D008854:Microscopy, Electron
chemical_list: D006511:Hepatitis B Antigens; D007106:Immune Sera