@article{silva_guilhermino_oliveira neto_lira neto_2021,  title={The Interiorization of COVID-19 in the cities of Pernambuco State, Northeast of Brazil},  volume={21},  ISSN={1519-3829},  url={https://doi.org/10.1590/1806-9304202100S100006},  DOI={10.1590/1806-9304202100S100006},  journal={Revista Brasileira de Saúde Materno Infantil},  publisher={Instituto de Medicina Integral Prof. Fernando Figueira},  author={Silva, Rosalva Raimundo da and Guilhermino, Geyssyka Morganna Soares and Oliveira Neto, Barnabé Lucas de and Lira Neto, José Bonifácio de},  year={2021},  month={Feb},  pages={109–120} }