1. Gomes, G. and Causey, O.R. 1959 Proc. Soc. Exper. Biol. Med. 101:275-279. 2. Shope, R.E. 1963. Annais de Microbiologia, II(Parte A):167-171. 3. Henderson, J. and Taylor, R.M. 1960. J. Immunol. 84:590-598. 4. Groot, H. 1961. Am. J. Trop. Med. Hyg. 10:397-402. 5. Bergold, G.H. and Mazzali, R. 1968. J. Gen. Virol. 2:273-284. 6. De Paola, D., et al. 1968. Annais de Microbiologia. 15:35-51. 7. Buckley, S.M. 1964. Proc. Soc. Exp. Biol. Med. 116:354-358. 8. Whitman, L. Personal communication. 9. Pinheiro, F.P. Personal communication. 10. Srihongse, S. and Johnson, K.M. 1969. Am. J. Trop. Med. Hyg. 18:273-279. 11. Srihongse, S. and Johnson, C.M. 1971. Trans. R. Soc. Trop. Med. Hyg. 65:541-542. 12. Galindo, P., et al. 1966. Am. J. Trop. Med. Hyg. 15:385-400. 13. Belem Virus Laboratory, Belem, Brazil. 1966. Unpublished results. 14. De Madrid, A.T. and Porterfield, J.S. 1974. J. Gen. Virol. 23:91-96.
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