FREQUENCY OF LEFT VENTRICULAR DIASTOLIC DYSFUNCTION ON ECHOCARDIOGRAPHY IN PATIENTS PRESENTING WITH ACUTE CORONARY SYNDROME AT TERTIARY CARE HOSPITAL, KARACHI. Frontier in Medical and Health Research, [S. l.], v. 3, n. 4, p. 1255–1260, 2025. Disponível em: https://fmhr.net/index.php/fmhr/article/view/2692.. Acesso em: 16 aug. 2026.