Jan, H., C. . Ram, M. A. . Bhat, F. A. . Ganie, M. . Singhal, P. . Seenivasan, and M. Arora. “Impact of Smoking on All-Cause Mortality in Patient Undergoing Cardiovascular and Thoracic Procedures: A Prospective Observational Study”. National Journal of Community Medicine, vol. 15, no. 09, Sept. 2024, pp. 720-6, doi:10.55489/njcm.150920244166.