Tantsura, L. M., and A. V. Shatillo. “Comparing of the Course of Pharmaceutically Resistant Epilepsy Forms in Patients Treated With Ketogenic Diet and Tissue Transplantation”. Problems of Cryobiology and Cryomedicine, no. 2, June 2006, pp. 127-32, https://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/1039.