Kumar, Vinoth, Shweta Narang, Mukesh Kumar, and Anand Agarwal. “Correlation of Smoking Index With Mid-Expiratory Flow Rate in Tobacco Smokers”. International Journal of Clinical and Experimental Physiology 9, no. 1 (May 28, 2022): 48-50. Accessed May 1, 2024. https://ijcep.org/index.php/ijcep/article/view/667.