Role of Bronchoalveolar Lavage (BAL) Gene Xpert in Diagnosis of PTB in Sputum Smear Negative Patients. Community Based Medical Journal, [S. l.], v. 12, n. 1, p. 60–66, 2023. DOI: 10.3329/cbmj.v12i1.64292. Disponível em: https://banglajol.info/index.php/CBMJ/article/view/64292. Acesso em: 3 jul. 2026.