Ince, D., O. Elkiran, C. Karakurt, A. Cemile Gormeli, and N. Cetiner. “Pericardial Cyst: A Very Rare Anomaly in Children”. Annals of Medical Research, vol. 26, no. 7, May 2021, pp. 1430-1, http://annalsmedres.org/index.php/aomr/article/view/1255.