@article{rozenberg_silva_bonan_ramos_2013,  title={Contraceptive practices of Brazilian adolescents: social vulnerability in question},  volume={18},  ISSN={1413-8123},  url={https://doi.org/10.1590/S1413-81232013001200020},  DOI={10.1590/S1413-81232013001200020},  number={12},  journal={Ciência & Saúde Coletiva},  publisher={ABRASCO - Associação Brasileira de Saúde Coletiva},  author={Rozenberg, Riva and Silva, Katia Silveira da and Bonan, Claudia and Ramos, Eloane Gonçalves},  year={2013},  month={Dec},  pages={3645–3652} }