2022. Seroprevalence of infection by syphilis, HIV 1/2, toxoplasmosis, hepatitis B and hepatitis C in pregnant women assisted by the health service of Penedo-AL. Research, Society and Development. 11, 5 (Mar. 2022), e0811521158. DOI:https://doi.org/10.33448/rsd-v11i5.21158.