Jamali, S. et al. 2019. Evaluation of modified petroff’s method and manual MGIT culture system to facilitate detection of acid-fast bacilli in smear-negative presumptive cases of pulmonary tuberculosis. Indian Journal of Community Health. 31, 2 (Jun. 2019), 231–235. DOI:https://doi.org/10.47203/IJCH.2019.v31i02.013.