KANALEV, Kostadin; STOYKOV, Krasimir; ANGELOVA, Penka. LABORATORY INDICES OF THE CAPACITY OF THE BLOOD TO TRANSPORT OXYGEN AT NORMAL AND HIGH ALTITUDE IN ATHLETES AND PEOPLE WITH HIGH LEVEL PHYSICAL ACTIVITY. KNOWLEDGE - International Journal , [S. l.], v. 69, n. 4, p. 783–787, 2025. Disponível em: https://ojs.ikm.mk/index.php/kij/article/view/7299. Acesso em: 28 jul. 2026.