1. Shope, R.E., et al. 1964. Am. J. Trop. Med. Hyg. 13:723-727. 2. Shope, R.E. 1963. Anais de Microbiologia, XI, Parte A:167-171. 3. Causey, O.R., et al. 1961. Am. J. Trop. Med. Hyg. 10:227-249 (cited as VEE). 4. De Mucha-Macias, J. and Sanchez-Spindola, I. 1965. Ibid. 14:475-478. 5. Metselaar, D. 1966. Trop. Geog. Med. 18:137-142. 6. Jonkers, A.H., et al. 1968. Am. J. Trop. Med. Hyg. 17:285-298. 7. de Haas, R.A. Personal communication. 8. Lopes, O. de S. 1970. Unpublished data. 9. Serie, C. 1970. Arch. Inst. Pasteur Guyane Fr. No. 527. 10. Verlinde, J.D. 1968. Trop. Geog. Med. 20:385-390. 11. Srihongse, S. and Johnson, K.M. 1969. Am. J. Trop. Med. Hyg. 18:273-279. 12. Scherer, W.F. and Pancake, B.A. 1970. Am. J. Epidem. 91:225-229. 13. Whitman, L. Personal communication. 14. Pinheiro, F.P. Personal communication. 15. Bergold, G.H. and Mazzali, R. 1968. J. Gen. Virol. 2:273-284. 16. Belem Virus Laboratory, Belem, Brazil. 1966. Unpublished data. 17. Young, N.A. and Johnson, K.M. 1969. Am. J. Epidem. 89:286-307. 18. Calisher, C.H., et al. 1980. Intervirology 14:229-232.
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