Marzochi, M. C. de A. ., & Carvalheiro, J. da R. . (1978). Studies on factors involved in the dissemination of enteroparasites. III - Some enteroparasitic infection distributions in two populational groups in the city of Ribeirão Preto, São Paulo, Brasil. Revista Do Instituto De Medicina Tropical De São Paulo, 20(1), 31-35. https://revistas.usp.br/rimtsp/article/view/197612