Camargo, Mario E., et al. “Diagnostic Information from Serological Tests in Human Toxoplasmosis - I - A Comparative Study of Hemagglutination, Complement Fixation, LgG- and LgM-Immunofluorescence Tests in 3,752 Serum Samples”. Revista Do Instituto De Medicina Tropical De São Paulo, vol. 18, no. 4, Aug. 1976, pp. 215-26, https://revistas.usp.br/rimtsp/article/view/198109.