1. U.S. Census Bureau QuickFacts: United States,2022
2. Demographic Turning Points for the United States: Population Projections for 2020 to 2060;Vespa,2018
3. 2019 Profile of Older Americans,2020
4. Informal Caregiving for Older Americans: An Analysis of the 2011 National Study of Caregiving;Spillman,2014
5. Most Older Adults Are Likely to Need and Use Long-Term Services and Supports;Johnson,2021