Stepanyuk, L. V.; Vysekantsev, I. P.; Chernyshenko, L. G. Influence of Cryopreservation and Freeze-Drying on Processes of Endocellular Reproduction of Bacteriophage T4 in Bacteria Escherichia Coli. Probl Cryobiol Cryomed 2008, 18, 289-291.