1. Promoting Successful Cognitive Aging: A Ten-Year Update
2. The population of the Russian Federation by gender and age as of January 1, 2021. The link is available on 06/23/2023. (In Russ.). https://rosstat.gov.ru/storage/mediabank/Bul_chislen_nasel-pv_01-01-2021.pdf
3. Emergency department visits in older patients: a population-based survey
4. GBD 2016 Neurology Collaborators (2019) Global, regional, and national burden of neurological disorders, 1990—2016: A systematic analysis for the Global Burden of Disease Study. Lancet Neurol. 2016;23(18):459-480