%0 Journal Article %T Effects of new synthetic cryoprotectant agents on histological characteristics of various classes of vitrified bovine pre-antral follicles %J Archive of "Veterinary Research Forum". %D 2019 %R 10.30466/vrf.2019.34306 %K Cryopreservation %K Freezing media %K Morphology %K Preantral follicle %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6522187/