Ozme S, Ozer S, Caner B, Bekdik C, Saraçlar M, Ozkutlu S. Detection of intracardiac left-to-right shunts in children by contrast echocardiography and the radionuclide technique. Turk J Pediatr. 1990;32(3):183-195. Accessed April 4, 2026. https://turkjpediatr.org/article/view/3807