1. Health Expenditures Data for the U.S. May 2017, Centers for Disease Control and Prevention, National Center for Health Statistics. Available at:
https://www.cdc.gov/nchs/fastats/health-expenditures.htm
. Accessed January 1, 2018.
2. National Health Expenditure Projections 2015–2025 Centers for Medicare and Medicaid Services (CMS). Available at:
https://www.cms.gov/Research-Statistics-Data-and-Systems/Statistics-Trends-and-Reports/NationalHealthExpendData/Downloads/proj2015.pdf
. Accessed January 1, 2018.
3. GDP per capita growth (annual %): United States 2017, The World Bank Group. Available at:
http://data.worldbank.org/indicator/NY.GDP.PCAP.KD.ZG?locations=US
. Accessed January 1, 2018.
4. Porter ME. What is value in health care? N Engl J Med 2010; 363(26):2477–81.
5. Birkmeyer JD, Gust C, Baser O, et al. Medicare payments for common inpatient procedures: implications for episode-based payment bundling. Health Serv Res 2010; 45(6 Pt 1):1783–95.