Ferdousi, Sultana, Mehboba Ferdous, and Md. Saiful Islam. “Impact of Smoking Status on Autonomic Functions Assessed by Spectral Analysis of Heart Rate Variability”. International Journal of Clinical and Experimental Physiology 1, no. 1 (January 25, 2014): 57-62. Accessed April 22, 2026. https://www.ijcep.org/index.php/ijcep/article/view/48.