A. . Qureshi, S. . Ayyaz, A. . Hanif, Y. . Nasir, and M. S. . Saeed, “The Role of B-Lines on Transthoracic Ultrasonography in Patients of Interstitial Lung Disease”, Annals KEMU, vol. 26, no. 2, pp. 348–352, Sep. 2020.