Dixit, A. K. ., E. . Chaudhary, and J. . dixit. “Programmatic Management of Drug Resistant Tuberculosis: A New Chapter in The Strategy of Revised National Tuberculosis Control Programme of India”. National Journal of Community Medicine, vol. 4, no. 03, Sept. 2013, pp. 541-4, https://njcmindia.com/index.php/file/article/view/1574.