Yaprak I, Akşit S, Oztürk C, Bakiler AR, Dorak C, Türker M. Left ventricular diastolic abnormalities in children with beta-thalassemia major: a Doppler echocardiographic study. Turk J Pediatr. 1998;40(2):201-209. Accessed May 25, 2026. https://turkjpediatr.org/article/view/3301