Kul’chyns’kyi, A.B., Zukow, W., Korolyshyn, T.A. and Popovych, I.L. 2017. Interrelations between changes in parameters of HRV, EEG and humoral immunity at patients with chronic pyelonephritis and cholecystitis. Journal of Education, Health and Sport. 7, 9 (Sep. 2017), 439–459.