@article{atik_dias_pomerantzeff_barbero-marcial_stolf_jatene_1999,  title={Immediate and long term evolution of valve replacement in children less than 12 years old},  volume={73},  ISSN={0066-782X},  url={https://doi.org/10.1590/S0066-782X1999001100002},  DOI={10.1590/S0066-782X1999001100002},  number={5},  journal={Arquivos Brasileiros de Cardiologia},  publisher={Sociedade Brasileira de Cardiologia - SBC},  author={Atik, Fernando Antibas and Dias, Altamiro Ribeiro and Pomerantzeff, Pablo M. A. and Barbero-Marcial, Miguel and Stolf, Noedir Antonio Groppo and Jatene, Adib Domingos},  year={1999},  month={Nov},  pages={424–428} }