C. A. F. Audi, A. M. Segall-Corrêa, S. M. Santiago, M. da G. G. Andrade, and R. Pèrez-Escamila, “ Violence against pregnant women: prevalence and associated factors ”, Rev. saúde pública, vol. 42, no. 5, pp. 877–885, Oct. 2008, doi: 10.1590/S0034-89102008005000041.