Vasilyeva, I.G., Khyzhnyak, M.V., Shuba, I.N. and Gafiychuk, Y.G. 2010. Intervertebral discs degeneration and methods of its biological correction. Ukrainian Neurosurgical Journal. 1 (Mar. 2010), 16–23. DOI:https://doi.org/10.25305/unj.88759.