C. . Silvia Bruniera Domingues, C. Gianna Luppi, Ângela . Tayra, V. Monteiro Pinto, C. Regina Becker Silva Gregorut, and M. Vono Tancredi, “Syphilis and congenital syphilis in times of COVID-19”, Bepa, vol. 17, no. 201, pp. 65–75, Sep. 2020.