Vipin Deo Tiwari, Mazher Maqusood, G. Ramakrishna, and Rajul Rastogi. “To Compare the Diagnostic Sensitivity of ZN (Ziehl-Neelsen) Staining, CBNAAT (Cartridge Based Nucleic Acid Amplification Test) and Mycobacterium Culture of BAL (Bronchoalveolar Lavage) Fluid Among Sputum Smear Negative or Non- Sputum Producing Patients Wi”. Asian Journal of Medical Research, Vol. 9, no. 1, May 2020, pp. PM14-PM19, doi:10.47009/ajmr.2020.9.1.PM4.