Mayasari, N. M., I. Arso, and E. Maharani. “Diagnostic Value of Duke Treadmill Score in Predicting Coronary Lesions Severity in Patients With Suspected Stable Coronary Artery Diseases”. Indonesian Journal of Cardiology, Vol. 37, no. 2, Apr. 2017, pp. 65-74, doi:10.30701/ijc.v37i2.565.