[1]
Vaz, A.J. et al. 1990. Positive sorology of syphilis, toxoplasmosis and Chagas’ disease in pregnant women on their first visit to State Health Centes in a metropolitan area, Brazil . Revista de Saúde Pública. 24, 5 (Oct. 1990), 373–379. DOI:https://doi.org/10.1590/S0034-89101990000500004.