Kulbachuk, N. V., S. V. Matviiuk, S. V. Bilokon, and O. L. Sechnyak. 2021. “The Kariotype Variability in Children With Down Syndrome from the Odesa Region”. Zaporozhye мedical Journal 23 (1):77-82. https://doi.org/10.14739/2310-1210.2021.1.224888.