“THE 70TH ANNIVERSARY OF EMINENT SCIENTIST, TALENTED DOCTOR-CARDIOLOGIST KRAVCHUN PAVLO GRYGOROVICH IS DEDICATED”, J. V. N. Karazin Khark. Nat. Univ., Ser. Med., no. 27, pp. 95–97, Jul. 2015, Accessed: Oct. 25, 2026. Available: https://periodicals.karazin.ua/medicine/article/view/3436