1. The clonal selection theory of acquired immunity;Burnett,1959
2. The genetics of antibody diversity;Leder;Sci Am,1982
3. Serologic responses in HB;Hoofnagle,1978
4. Concurrently circulating hepatitis B surface antigen and heterotypic anti-HBs antibody;Le Bouvier;J Immunol,1976
5. Coincident hepatitis B surface antigen and antibodies of different subtypes in human serum;Tabor;J Immunol,1977