Parmar , Rahul, and Rajendra K Baxi. “Measure To Improve Detection of Smear Positive Cases Under RNTCP: Comparison Of 2 Sputum Examinations Versus 3 Sputum Examinations”. National Journal of Community Medicine 3, no. 02 (June 30, 2012): 183–186. Accessed May 3, 2024. https://njcmindia.com/index.php/file/article/view/1674.