Reis, Myrian Morussi, et al. “ Toxoplasma-IgM and IgG-Avidity in Single Samples from Areas With a High Infection Rate Can Determine the Risk of Mother-to-Child Transmission ”. Revista Do Instituto De Medicina Tropical De São Paulo, vol. 48, no. 2, Apr. 2006, pp. 93-98, https://www.revistas.usp.br/rimtsp/article/view/30979.