@article{almeida_almeida_pedreira_2015,  title={Adverse perinatal outcomes for advanced maternal age: a cross-sectional study of Brazilian births},  volume={91},  ISSN={0021-7557},  url={https://doi.org/10.1016/j.jped.2014.12.002},  DOI={10.1016/j.jped.2014.12.002},  number={5},  journal={Jornal de Pediatria},  publisher={Sociedade Brasileira de Pediatria},  author={Almeida, Núbia Karla O. and Almeida, Renan M.V.R. and Pedreira, Carlos Eduardo},  year={2015},  month={Sep},  pages={493–498} }