Lacerda, J. P. G. de, Vieira, E. F. de L., Martins, B. S., Giusti, L. S., & Soares-Sobrinho, J. . (1973). Isolation of poliovirus obtained from cerebrospinal fluid of children with poliomyelitis. Instituto Adolfo Lutz Journal - RIAL, 33(1-2), 29–33. https://doi.org/10.53393/rial.1973.33.37040