@article{article3a204882,
title   = {Avidity of IgG antibodies against excreted/secreted antigens of Toxoplasma gondii: immunological marker for acute recent toxoplasmosis},
author = {Araújo, Patrícia Regina Barboza and Ferreira, Antonio Walter},
year = {2008},
doi = {10.1590/s0037-86822008000200002},
journal   = {Revista da Sociedade Brasileira de Medicina Tropical}
}