@article{abib_sá_peixoto-filho_2018,  title={First-trimester Combined Screening Test for Aneuploidies in Brazilian Unselected Pregnancies: Diagnostic Performance of Fetal Medicine Foundation Algorithm},  volume={40},  ISSN={0100-7203},  url={https://doi.org/10.1055/s-0038-1666996},  DOI={10.1055/s-0038-1666996},  number={7},  journal={Revista Brasileira de Ginecologia e Obstetrícia},  publisher={Federação Brasileira das Sociedades de Ginecologia e Obstetrícia},  author={Abib, Laila Pinheiro Abi and Sá, Renato Augusto Moreira de and Peixoto-Filho, Fernando Maia},  year={2018},  month={Jul},  pages={384–389} }