@article{kalil_nardi_2019,  title={Stem Cells for Cardiovascular Diseases Revisited in 2019},  volume={34},  ISSN={0102-7638},  url={https://doi.org/10.21470/1678-9741-2019-0316},  DOI={10.21470/1678-9741-2019-0316},  number={5},  journal={Brazilian Journal of Cardiovascular Surgery},  publisher={Sociedade Brasileira de Cirurgia Cardiovascular},  author={Kalil, Renato A. K. and Nardi, Nance B.},  year={2019},  month={Sep},  pages={IV–V} }