1. Wall T, Vujicic M. No growth in U.S. dental spending in 2013. Health Policy Institute Research Brief. American Dental Association. December 2014. Available at: http://www.ada.org/∼/media/ADA/Science%20and%20Research/HPI/Files/HPIBrief_1214_4.ashx. Accessed February 25, 2015.
2. Centers for Medicare and Medicaid Services. National health expenditures by type of service and source of funds, CY 1960-2013. Available at: http://www.cms.gov/Research-Statistics-Data-and-Systems/Statistics-Trends-and-Reports/NationalHealthExpendData/NationalHealthAccountsHistorical.html. Accessed February 25, 2015.
3. Centers for Medicare and Medicaid Services. Office of the Actuary. NHE projections 2013-2023 - tables. Available at: http://www.cms.gov/Research-Statistics-Data-and-Systems/Statistics-Trends-and-Reports/NationalHealthExpendData/NationalHealthAccountsProjected.html. Accessed February 25, 2015.
4. Wall T, Guay A. Centers for Medicare & Medicaid Services’ spending projections for dental care less accurate than for other health care spending components. Health Policy Institute Research Brief. American Dental Association. January 2015. Available at: http://www.ada.org/∼/media/ADA/Science%20and%20Research/HPI/Files/HPIBrief_0115_1.ashx. Accessed February 25, 2015.
5. Economic growth in the dental sector, 1950-1986;Vermette;J Dent Educ,1989