The Impact Of Percutaneous Coronary Intervention On Echocardiographic Parameters In Patients With Chronic Total Occlusion Of The Coronary Arteries With Diverse Left Ventricular Ejection Fraction. JMHSR [Internet]. 2024 Dec. 15 [cited 2026 Apr. 3];1(4). Available from: https://www.jmhsr.info/index.php/jmhsr/article/view/1037