FREQUENCY OF LEFT VENTRICULAR DIASTOLIC DYSFUNCTION ON ECHOCARDIOGRAPHY IN PATIENTS PRESENTING WITH ACUTE CORONARY SYNDROME AT TERTIARY CARE HOSPITAL, KARACHI. FMHR [Internet]. 2025 Jun. 10 [cited 2026 Aug. 17];3(4):1255-60. Available from: https://fmhr.net/index.php/fmhr/article/view/2692