1. W. He D. Goodkind P. Kowal An Aging World: 2015 (U.S. Census Bureau P95/16-1
2. International Population Reports). U.S. Government Publishing Office. 2016 https://www.census.gov/library/publications/2016/demo/P95-16-1.html.
3. The World Bank Population ages 65 and above (% of total population)|Data 2021 https://data.worldbank.org/indicator/SP.POP.65UP.TO.ZS.
4. WHO. (2022a, September 20). Dementia. https://www.who.int/news-room/fact-sheets/detail/dementia.
5. WHO. (2022b, October 1). Ageing and health. https://www.who.int/news-room/fact-sheets/detail/ageing-and-health.