Santarém, V. A., Leli, F. N. C., Rubinsky-Elefant, G., & Giuffrida, R. (2011). Protective and risk factors for toxocariasis in children from two different social classes of Brazil . Revista Do Instituto De Medicina Tropical De São Paulo, 53(2), 66-72. https://revistas.usp.br/rimtsp/article/view/31378