A. da Matta, L. V. Soares, and L. Bizarro, “Attitudes of pregnant women and the general population towards psychoactive substance use during pregnancy”, SMAD, Rev Eletrônica Saúde Mental Álcool Drog, vol. 7, no. 3, pp. 139–147, Dec. 2011, doi: 10.11606/issn.1806-6976.v7i3p139-147.