Sipity, V. I., I. A. Kutovoy, T. V. Ganulich, and A. Y. Petrenko. “Experimental Substantiation of Embryonic Stem Cell Application in Therapy of Patients With Extrapyramidal Hyperkinesis”. Problems of Cryobiology and Cryomedicine, vol. 15, no. 3, Sept. 2005, pp. 367-71, https://journal.cryo.org.ua/index.php/probl-cryobiol-cryomed/article/view/1134.