GRZECZKA, Arkadiusz and TUL, Oleksandra. THE SCALE AND REASONS FOR RESIGNATION FROM EMBRYO COLLECTION IN DONOR HEIFERS AND CULLED COWS. Translational Research in Veterinary Science. Online. 9 July 2023. Vol. 6, no. 1, p. 12. [Accessed 28 December 2025]. DOI 10.12775/TRVS.2023.007.