title: [Delta antigen-antibody system in hepatitis B].
mesh_terms: D000914:Antibodies, Viral / Q000276:immunology*; D000937:Antigen-Antibody Reactions; D006509:Hepatitis B / Q000276:immunology*; D006510:Hepatitis B Antibodies / Q000276:immunology*; D006511:Hepatitis B Antigens / Q000276:immunology*; D035923:Hepatitis delta Antigens; D006801:Humans
chemical_list: D000914:Antibodies, Viral; D006510:Hepatitis B Antibodies; D006511:Hepatitis B Antigens; D035923:Hepatitis delta Antigens