Emerging Infectious Diseases * Volume 2 * Number 2 April-June 1996
Jorge R. Arias, Ph.D.,* Pedro S. Monteiro, and Fabio Zicker, M.D., Ph.D.
*Pan American Health Organization, Brasilia, Brazil; National Visceral Leishmaniasis Control Program, Ministry of Health, Brasilia, Brazil; Pan American Health Organization, Washington, D.C.