Onasenko, Y. S., Y. V. Brovko, V. V. Volina, and V. L. Ponomareva. “Infection of Animals With the Influenza Virus After a Preliminary Administration of the Preparation “Cryocell-Haemocord”. Report I. Investigation of Functional Activity of Murine Immunocompetent Organs”. Problems of Cryobiology and Cryomedicine, vol. 20, no. 1, Apr. 2010, pp. 99-105, https://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/222.