Imtiaz, Humaira, Nida Qasim Hayat, Sadaf Shaheen, Robina Shaheen, Atif Hussain, and Sara Jadoon. “Exploring Histomorphological Changes in Lungs Induced by Severe COVID-19: A Comparative Study Using CT Scan and Lung Ultrasound Assessment”. Pakistan Journal of Chest Medicine 29, no. 1 (March 2, 2023): 76–82. Accessed February 19, 2026. https://pjcm.net/index.php/pjcm/article/view/810.