Napitupulu, B., Hasan, H., Akbar, N., Ketaren, A., Zafri, Z. and Nasution, A. 2020. A Significant Addition of Left Ventricular Fractional Shortening to Ejection Fraction correlated with Global Longitudinal Strain Value in Predicting Major Acute Cardiovascular Event in patients with Acute Coronary Syndrome. Indonesian Journal of Cardiology. 41, 4 (Dec. 2020). DOI:https://doi.org/10.30701/ijc.1069.