Hashemi SR, Motamedi M, Khani M, Hekmat M, Gachkar L, Rezaeefar A. Evaluation of the Effect of Elective Percutaneous Coronary Intervention as a Treatment Method on the Left Ventricular Diastolic Dysfunction in Patients with Coronary Artery Disease. J Tehran Heart Cent. 1;5(4):194-198.