Gladii, O., et al. “Age-Depending Peculiarities of Ultrastructural Myocardium Changes Caused by Experimental Hyperuricemia and Its Combination With Hypercholesterolemia”. Journal of Education, Health and Sport, vol. 6, no. 11, Feb. 2017, pp. 584-91, https://apcz.umk.pl/JEHS/article/view/4055.