Baltaytis, Y. V. “Direct Myocardial Implantation of Human Fetal Stem Cells in Heart Failure Patients”. Problems of Cryobiology and Cryomedicine 15, no. 3 (September 25, 2005): 241–244. Accessed April 20, 2024. https://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/1091.