Grischenko, V. I., O. S. Prokopyuk, N. A. Volkova, and O. A. Perchik. “Effect of Various Low Temperature Storage Regimens on Placenta Cryoextract Hormone Content”. Problems of Cryobiology and Cryomedicine, no. 4 (December 15, 2004): 8–12. Accessed November 22, 2024. https://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/654.