Tkachenko, A. I., S. G. Chetverikov, A. M. Chaika, and V. V. Lysachenko. 2019. “Echinococcosis at Urology. Pelvic Parasitic Cyst. Case Report”. Journal of Education, Health and Sport 9 (3):296-300. https://apcz.umk.pl/JEHS/article/view/6707.