1. Bell, F.J., Owen, R.C., Jellison, L.W.: Group A Streptococcus infections in wild rodents. J. Infect. Dis.103, 196 (1958)
2. Ginsburg, I.: Mechanisms of cell and tissue injury by group A Streptococci: relation to poststreptococcal sequelae. J. Infect. Dis.126, 419 (1972)
3. Heymer, B., Haferkamp, O., Schmidt, C.W.: Präparation und Anwendung FITC-markierter Streptokokkenzellwand-Kohlenhydrate. Z. Immunitaetsforsch.140, 457 (1970)
4. Heymer, B., Haferkamp, O.: Reticuloendothelial system cells modifying bacterial antigen specifity. Med. Microbiol. Immunol. (Berl.)157, 96 (1971)
5. Heymer, B., Schachenmayr, W., Bültmann, B., Spanel, R., Haferkamp, O., Schmidt, W.C.: A latex agglutination test for measuring antibodies to streptococcal mucopeptides. J. Immunol.111, 478 (1973)