@article{atik_barreto_binotto_cassar_2018,  title={Case 4/2018 – Important Mitral Valve Regurgitation Caused by Hammock Mitral Valve in 8 Year-Old Girl},  volume={111},  ISSN={0066-782X},  url={https://doi.org/10.5935/abc.20180128},  DOI={10.5935/abc.20180128},  number={1},  journal={Arquivos Brasileiros de Cardiologia},  publisher={Sociedade Brasileira de Cardiologia - SBC},  author={Atik, Edmar and Barreto, Alessandra Costa and Binotto, Maria Angélica and Cassar, Renata de Sá},  year={2018},  month={Jul},  pages={109–111} }