@article{alcantara_rocha_oliveira_baraliakos_rocha_2024,  title={Having chronic back pain did not impact COVID-19 outcome in a low-income population – a retrospective observational study},  volume={64},  ISSN={2523-3106},  url={https://doi.org/10.1186/s42358-023-00347-7},  DOI={10.1186/s42358-023-00347-7},  journal={Advances in Rheumatology},  publisher={Sociedade Brasileira de Reumatologia},  author={Alcantara, Antônia Celia de Castro and Rocha, Hermano Alexandre Lima and Oliveira, Jobson Lopes de and Baraliakos, Xenofon and Rocha, Francisco Airton Castro},  year={2024},  pages={7} }