Siddiqui, S. S. (2013) “A COMPARISON OF 12 LEAD ECG STATUS OF TOBACCO SMOKERS, TOBACCO CHEWERS AND NONTOBACCO USERS”, National Journal of Medical Research, 3(03), pp. 203–205. Available at: https://njmr.in/index.php/file/article/view/625 (Accessed: 3 May 2024).