Lenk MK, Zeybek C, Okutan V, Ozcan O, Gökçay E. Detection of early anthracycline-induced cardiotoxicity in childhood cancer with dobutamine stress echocardiography. Turk J Pediatr. 1998;40(3):373-383. Accessed April 4, 2026. https://turkjpediatr.org/article/view/3323