@article{ferreira_costa_costa_2021,  title={Accessibility to urgent and emergency care services in low-density territories: the case of Baixo Alentejo, Portugal},  volume={26},  ISSN={1413-8123},  url={https://doi.org/10.1590/1413-81232021266.1.40882020},  DOI={10.1590/1413-81232021266.1.40882020},  journal={Ciência & Saúde Coletiva},  publisher={ABRASCO - Associação Brasileira de Saúde Coletiva},  author={Ferreira, Rita and Costa, Nuno Marques da and Costa, Eduarda Marques da},  year={2021},  month={Jun},  pages={2483–2496} }