1. Askonas, B.A., Corsini, A.C., Clayton, C.E., Ogilvie, B.M.: Functional depletion of T and B memory cells and other lymphoid cell subpopulations during trypanosomiasis. Immunology36, 313?321 (1979)
2. Brener, Z.: Terapeutica experimental da doença de Chagas. In: Doença de Chagas, R. Cançado, ed., pp. 501?516. Belo Horizonte: Imprensa Oficial do Estado de Minas Gerais 1968
3. Burke, J.D., Weymouth, R.J., Seibel, H.R.: Histological methods. In: Essentials of histology, pp. 5?17. New York: Barron's Educational Series 1972
4. Clinton, B.A., Ortiz-Ortiz, L., Garcia, W., Martinez, T., Capin, R.:Trypanosoma cruzi: Early immune responses in infected mice. Exp. Parasitol.37, 417?425 (1975)
5. Corsini, A.C., Clayton, C.E., Askonas, B.A., Ogilvie, B.M.: Suppressor cells and loss of B-cell potential in mice infected withTrypanosoma brucei. Clin. Exp. Immunol.29, 122?131 (1977)