Embel, Nilay, Muhammed Ziya Öcal, and İsmail Ertuğrul Gedik. “Relapsing Secondary Spontaneous Pneumothorax During COVID-19 Infection”. Medical Science and Discovery 9, no. 5 (May 27, 2022): 307–309. Accessed April 25, 2024. https://medscidiscovery.com/index.php/msd/article/view/723.