Okay, M., C. Coteli, S. Unal, T. Hazırolan, E. Karabulut, N. Ozer, F. Gumruk, and N. Sayınalp. “Strain Imaging by Speckle Tracking for the Assessment of Diastolic Dysfunction in Beta-Thalassemia Major Patients”. Acta Medica, vol. 52, no. 1, Feb. 2021, pp. 57-61, doi:10.32552/2021.ActaMedica.533.