@article{evaristo_bagatin_2019,  title={Use of oral isotretinoin to treat acne in the public system: a hospital-based retrospective cohort},  volume={137},  ISSN={1516-3180},  url={https://doi.org/10.1590/1516-3180.2018.054405072019},  DOI={10.1590/1516-3180.2018.054405072019},  number={4},  journal={Sao Paulo Medical Journal},  publisher={Associação Paulista de Medicina - APM},  author={Evaristo, Letícia Santos Berbert Faria and Bagatin, Ediléia},  year={2019},  month={Jul},  pages={363–368} }