Komal Parchani, Rashida Irshad, Sehrish Mehreen, Maryam Shahzad, Mehreen Shaikh, Hafsa Qayyum. “Prevalence of Pneumomediastinum and Pneumothorax in Patients With COVID-19: A Retrospective Cross-Sectional Study from Pakistan”. Drugs and Cell Therapies in Hematology 10, no. 2 (December 30, 2021): 654–660. Accessed May 19, 2024. http://dcth.org/index.php/journal/article/view/963.