Karagjozova, Ivanka, 		Brazhanska, Mihaela, 		Gligorovska, Jamina, 		Spirkoska, Biljana, AND 		Ismail, Ljubica.
" THE IMPACT OF THE DURATION OF ENGAGEMENT IN SPORTS ON THE MORPHOLOGICAL CHANGES OF THE HEART IN ATHLETES DETERMINED BY ECHOCARDIOGRAPHY" <em>Journal of Morphological Sciences</em> [Online], Volume 7 Number 3 (30 December 2024)