Ngọc PK. EFFECT OF BOVINE EMBRYO PRODUCTION BY IN VITRO FERTILIZATION OF FRESH AND CRYOPRESERVED OOCYTES WITH CRYOPRESERVED SPERMS. Vietnam J. Biotechnol. [Internet]. 2011 Nov. 21 [cited 2025 Sep. 21];7(4):435-41. Available from: https://vjbt.vast.vn/vjbt/article/view/12462