Saleem, Shemaila, Syed Muhammad Imran Majeed, and Sadia Moazzam. 2018. “EFFECT OF HYPERTENSION AND SMOKING ON HEART RATE VARIABILITY IN PATIENTS WITH MYOCARDIAL INFARCTION”. Pakistan Journal of Physiology 8 (2):24-27. https://doi.org/10.69656/pjp.v8i2.785.