Pokharel, Apar, Chhanya Bhandari, Bibek Sharma, Ramesh Bhandari, and Yubraj Paudel. “Diagnostic Value of Bronchoalveolar Lavage in Sputum-Smear Negative Pulmonary Tuberculosis”. Journal of National Heart and Lung Society Nepal 2, no. 2 (December 31, 2023): 77–80. Accessed July 24, 2024. https://nepjol.info/index.php/jnhls/article/view/60220.