Assessment of Right Ventricular Systolic Dysfunction Using 2D STE to Predict Short Term Outcome in Patients with Heart Failure with Reduced Ejection Fraction. ccm [Internet]. 2023 Jul. 7 [cited 2026 Sep. 17];7(4):251-9. Available from: https://fortunejournals.org/ojs/index.php/ccm/article/view/16420