1. Capron, A., in Parasites in the immunized Host: Mechanisms of survival (CIBA Foundation Syrnposium, November, 1973), 181–182 (Elsevier, Amsterdam, 1974).
2. Capron, M., thesis, (Lille, 1974).
3. Clegg, J. A., and Smithers, S. R., J. Parasit., 56, 56–57 (1970).
4. Bazin, H., Querinjean, P., Beckers, A., Heremans, J. F., and Dessy, H., Immunology, 26, 713–723 (1974).
5. Bazin, H., Beckers, A., and Querinjean, P., Eur. J. Immun., 4, 44–48 (1974).