1. The immune response to vaccination with inactivated poliovirus vaccine in Sweden.;Böttiger;Acta path. microbiol. scand.,1966
2. Seroimmunity to poliomyelitis in Sweden after the use of inactivated poliovirus vaccine for 10 years.;Böttiger;Bull. Wld Hlth Org.,1972
3. The formation and properties of poliovirus-neutralizing antibody.;Svehag;J. exp. Med.,1964
4. Requirements for persistent immunity to poliomyelitis.;Salk;Am. J. med. Sci.,1956