Kokila K, Kalaichandar M, Kirubakaran K, Baskaran V, Jeevitha M, and Bhavani J. “A Review of Obstructive Sleep Apnea Among Coronary Artery Disease Patients”. International Research Journal of Pharmaceutical and Applied Sciences, Vol. 10, no. 1, Apr. 2020, pp. 11-14, doi:10.26452/irjpas.v10i1.1273.