Agin, K. ., and T. Naghiloo. “Spontaneous Pneumomediastinum an Unusual Complication of Covid-19 Infection in a Non-Intubated Patient With Diffuse Bilateral Ground-Glass Opacity: A Case Report of Progression of Disease During Self-Isolation”. International Journal of Medical Toxicology and Forensic Medicine, vol. 11, no. 2, Aug. 2021, p. 32679, doi:10.32598/ijmtfm.v11i2.32679.