Zhao, Y., Dai, X., Ji, J. and Cheng, P. 2020. Bronchial lavage under fiberoptic bronchoscopy in the treatment of severe pulmonary infection: Treatment of severe pulmonary infection. Pakistan Journal of Medical Sciences. 36, 3 (Mar. 2020). DOI:https://doi.org/10.12669/pjms.36.3.1539.