Ursulenko, V. I., A. V. Rudenko, N. L. Rudenko, and V. P. Zakharova. “Morphological Changes of the Interventricular Septum Rupture in Differentperiods After the Rupture”. Ukrainian Journal of Cardiovascular Surgery, no. 1 (24), May 2016, pp. 13-19, http://cvs.org.ua/index.php/ujcvs/article/view/257.