Dudnyk, V. M., and T. G. Korol. “Evaluation of Pharmacological Correction of Endothelial Dysfunction in Children With Schonlein-Henoch Purpura Depending on the Type Treatment”. Journal of Education, Health and Sport, vol. 5, no. 3, Mar. 2015, pp. 189-98, https://apcz.umk.pl/JEHS/article/view/2591.