Cordova, M.; Herrera Velit, Rosa Patricia; Nopo, L.; Bellatin, J.; Naquira Velarde, Cesar Gabriel; Guerra, H.; Espinoza, J.R.(American Society of Tropical Medicine and Hygiene, 1997)
Zurita Macalupú, Susana Rosa; Costa, Cecilia; Watts, Douglas; Indacochea, Sonia; Campos, Pablo; Sanchez, Jorge; Gotuzzo Herencia, José Eduardo(American Society of Tropical Medicine and Hygiene, 1997)