Ferdous, Mehboba, and Sultana Ferdousi. “Acute Effect of Cigarette Smoking on HRV in Current Cigarette Smokers”. Journal of Bangladesh Society of Physiologist 9, no. 2 (March 30, 2015): 59–64. Accessed September 18, 2024. https://banglajol.info/index.php/JBSP/article/view/22798.