Baruzzi, Roberto Geraldo, Laercio Joel Franco, José Roberto Jardim, Aoi Masuda, Charles Naspitz, Elias Rodrigues de Paiva, and Neil Ferreira-Novo. 1976. “The Association Between Splenomegaly and Malaria in Indians from the Alto Xingu, Central Brasil”. Revista Do Instituto De Medicina Tropical De São Paulo 18 (5): 322-48. https://revistas.usp.br/rimtsp/article/view/198139.