Makashova, E. Y., O. L. Zubova, and P. M. Zubov. “Use of N-Acetyl-L-Cysteine Antioxidant in Cryopreservation of Cord Blood Nucleated Cells”. Problems of Cryobiology and Cryomedicine, vol. 26, no. 2, June 2016, p. 183, doi:10.15407/cryo26.02.183.