Kareem, Hemn, and Amar Al-Hamdi. “THE VALIDITY OF ELECTROCARDIOGRAPHIC QTC INTERVAL IN PREDICTING LEFT VENTRICULAR DIASTOLIC DYSFUNCTION IN HYPERTENSIVE PATIENTS”. JOURNAL OF SULAIMANI MEDICAL COLLEGE, vol. 10, no. 2, Sept. 2020, pp. 193-8, https://doi.org/10.17656/jsmc.10257.