@article{scalzo_matta-machado_abreu_martins_2021,  title={Structural characteristics of oral health services in Brazilian Primary Health Care},  volume={35},  ISSN={1806-8324},  url={https://doi.org/10.1590/1807-3107bor-2021.vol35.0023},  DOI={10.1590/1807-3107bor-2021.vol35.0023},  journal={Brazilian Oral Research},  publisher={Sociedade Brasileira de Pesquisa Odontológica - SBPqO},  author={SCALZO, Maria Tereza Abreu and MATTA-MACHADO, Antônio Thomaz Gonzaga and ABREU, Mauro Henrique Nogueira Guimarães and MARTINS, Renata Castro},  year={2021},  pages={e023} }