Gnydiuk O, Yevseyev V. PHYSICAL ENDURANCE OF BORDER GUARDS AS A KEY CONDITION OF PROFESSIONAL ACTIVITY. Osvìta, ìnnovatika, praktika [Internet]. 2026 Feb. 2 [cited 2026 Sep. 27];14(1):38-43. Available from: https://oip-journal.org/index.php/oip/article/view/691