Castro, C. M., Cruz, A. C. R., Silva, E. E. da, & Gomes, M. de L. C. (2005). Molecular and seroepidemiologic studies of Enterovirus 71 infection in the State of Pará, Brazil . Revista Do Instituto De Medicina Tropical De São Paulo, 47(2), 65-71. https://revistas.usp.br/rimtsp/article/view/30888