Hadzhiminev, Velizar, Lybomir Paunov, Teodora Dimcheva, Angel Uchikov, and Ivan Novakov. “Spontaneous Pneumothorax Associated With COVID-19 Pneumonia: A Single-Centre Retrospective Study”. Monaldi Archives for Chest Disease 92, no. 1 (September 14, 2021). Accessed November 22, 2024. https://www.monaldi-archives.org/macd/article/view/1884.