Daragan, G. M., T. Y. Krushinska, D. O. Stepanskiy, I. V. Demchyshyna, and I. P. Kolesnikova. “Topical Issues of Vaccination and Epidemiological Surveillance over Measles and Rubella in Ukraine”. Medicni Perspektivi, vol. 23, no. 1(part1), Apr. 2018, pp. 38-43, doi:10.26641/2307-0404.2018.1(part1).127206.