@article{pontes_oliveira_gomes_2014,  title={The principles of the Brazilian Unified Health System, studied based on similitude analysis},  volume={22},  ISSN={0104-1169},  url={https://doi.org/10.1590/0104-1169.2925.2395},  DOI={10.1590/0104-1169.2925.2395},  number={1},  journal={Revista Latino-Americana de Enfermagem},  publisher={Escola de Enfermagem de Ribeirão Preto / Universidade de São Paulo},  author={Pontes, Ana Paula Munhen de and Oliveira, Denize Cristina de and Gomes, Antonio Marcos Tosoli},  year={2014},  month={Jan},  pages={59–67} }