Pashinsky, P. P., and N. P. Subbota. 2006. “Chorion Extract Effect on Functional State of Rat Hepatocytes In Vitro and In Vivo”. Problems of Cryobiology and Cryomedicine 16 (4):390-95. https://journal.cryo.org.ua/index.php/probl-cryobiol-cryomed/article/view/573.