da Silva, Raquel Faria, e Leila Rangel da Silva. 2009. “Knowledge, Actions and Beliefs of Riverside Women Regards to Conception and Contraception”. Revista De Enfermagem UFPE on Line 3 (4). Recife:972-80. https://doi.org/10.5205/reuol.581-3802-1-RV.0304200923.