@article{pêgo-fernandes_bibas_2011,  title={Healthcare systems: what do we want?},  volume={129},  ISSN={1516-3180},  url={https://doi.org/10.1590/S1516-31802011000400001},  DOI={10.1590/S1516-31802011000400001},  number={4},  journal={Sao Paulo Medical Journal},  publisher={Associação Paulista de Medicina - APM},  author={Pêgo-Fernandes, Paulo Manuel and Bibas, Benoit Jacques},  year={2011},  pages={195–197} }