@article{koh_chin_2023,  title={Rare Combination of Pneumothorax, Pneumomediastinum and Pneumopericardium and a Bronchopleural Fistula in Covid-19},  volume={56},  ISSN={0037-8682},  url={https://doi.org/10.1590/0037-8682-0188-2023},  DOI={10.1590/0037-8682-0188-2023},  journal={Revista da Sociedade Brasileira de Medicina Tropical},  publisher={Sociedade Brasileira de Medicina Tropical - SBMT},  author={Koh, Ewe Jin and Chin, Ming Lee},  year={2023},  pages={e0188–2023} }