Das, R., A. V. Singh, K. Katoch, V. M. Katoch, and D. S. Chauhan. “Mutations in RpoB Gene and Their Association With Rifampicin-Resistance Levels in Clinical Isolates of Mycobacterium Tuberculosis”. Advances in BioScience, vol. 7, no. 4, Oct. 2016, pp. 107-11, https://journals.sospublication.co.in/ab/article/view/212.