1. Families Caring for an Aging America,2016
2. Informal caregivers in the United States: prevalence, caregiver characteristics, and ability to provide care;Schulz,2010
3. National Health and Aging Trends Study: Produced and distributed by www.nhats.org with funding from the National Institute on Aging (grant number NIA U01AG32947).
4. National Study of Caregiving: Produced and distributed by www.nhats.org with funding from the U.S. Department of Health and Human Services' Office of the Assistant Secretary for Planning and Evaluation in cooperation with the National Institute on Aging (grant number NIA U01AG32947).
5. High-Need, High-Cost Patients: Who Are They and How Do They Use Health Care—A Population-Based Comparison of Demographics, Health Care Use, and Expenditures;Hayes,2016