Patra, Sucharita, and Rajesh Khyalappa. 2023. “A Correlation of the Spirometric Outcomes of Follow up Patients of COVID-19 Pneumonia With Their Admission Time Computed Tomography Severity Score on High Resolution Computed Tomography Thorax”. International Journal of Research in Medical Sciences 11 (2):558-61. https://doi.org/10.18203/2320-6012.ijrms20230163.