1. Health and Economic Costs of Chronic Diseases, National Center for Chronic Disease Prevention and Health Promotion (NCCDPHP), Centers for Disease Control and Prevention. Available at: https://www.cdc.gov/chronicdisease/about/costs/index.htm. Accessed February 27, 2023.
2. Multiple chronic conditions in the United States;Buttorff,2017
3. National Health Expenditure Data: Historical. Center for Medicare & Medicaid Services. December 15, 2021. Available at: https://www.cms.gov/Research-Statistics-Data-and-Systems/Statistics-Trends-and-Reports/NationalHealthExpendData/NationalHealthAccountsHistorical. Accessed February 27, 2023.
4. Trends in prescription drug launch prices, 2008-2021;Rome;JAMA,2022
5. The challenge of understanding health care costs and charges;Arora;AMA J Ethics,2015