Gulevsky, A. K., A. V. Trifonova, and A. A. Lavrik. 2005. “Effect of Calf Blood Cryohemolysate Fraction below 5 KDa ("Actovegin&Quot;) on Mitotic Activity of PK-15-IECVM Cell Culture”. Problems of Cryobiology and Cryomedicine 15 (3):539. https://journal.cryo.org.ua/index.php/probl-cryobiol-cryomed/article/view/1188.