Lisyany, N. I., and L. N. Belskaya. “Change in the Content of Neural Stem Cells in Ontogenesis”. Problems of Cryobiology and Cryomedicine 15, no. 3 (September 25, 2005): 333–334. Accessed April 26, 2024. http://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/1124.