1. Resolution of the Chief State Sanitary Officer of the Russian Federation No. 38 “On measures for the prevention of influenza and acute respiratory viral infections in 2018–2019 epidemic season” of June 25, 2018. (In Russ).
2. http://rospotrebnadzor.ru/activities/statisticalmaterials.
3. WHO, UNICEF, World Bank. State of the World’s Vaccines and Immunization, 3rd ed Geneva, World Health Organization, 2009.
4. WHO: http://www.who.int/immunization/newsroom/en.
5. WHO: http://www.euro.who.int/vaccine/eiw.