Dr. Lakshmi Monika puvvada, Dr. Anjali T. Patel, Dr. R. T. Sachdeo, and Dr. Mitesh Thakkar. “Electrocardiographic Changes in Young Healthy Male Smokers”. International Journal of Medical Science and Clinical Research Studies 2, no. 12 (December 6, 2022): 1421–1424. Accessed November 23, 2024. https://ijmscr.ijpbms.com/index.php/ijmscrs/article/view/455.