Perepelytsina, O. M., A. P. Ugnivenko, D. P. Burlaka, S. V. Bezugly, and M. V. Sydorenko. 2016. “Optimization of Human Somatic Cells Cryopreservation Protocols by Polyethylene Glycols”. Medical and Clinical Chemistry, no. 3 (November):5-12. https://doi.org/10.11603/mcch.2410-681X.2016.v0.i3.6933.