@article{almeida_campos_2021,  title={A two-step planning method to increase accessibility to medium complexity procedures for public secondary healthcare},  volume={26},  ISSN={1413-8123},  url={https://doi.org/10.1590/1413-81232021269.18382020},  DOI={10.1590/1413-81232021269.18382020},  number={9},  journal={Ciência & Saúde Coletiva},  publisher={ABRASCO - Associação Brasileira de Saúde Coletiva},  author={Almeida, João Flávio de Freitas and Campos, Francisco Carlos Cardoso de},  year={2021},  month={Sep},  pages={4287–4298} }