1. McGough, M., Winger, A., Rakshit, S., & Amin, K. (2023, December 15). Health spending: How has U.S. spending on healthcare changed over time? Peterson-KFF Healthcare Tracker. Retrieved May 18, 2024, from https://www.healthsystemtracker.org/chart-collection/u-s-spending-healthcare-changed-time/#Total national health expenditures, US$Billions, 1970-2022
2. Squires, D., & Anderson, C. (2015). U.S. health care from a global perspective: Spending, use of services, prices, and health in 13 countries. Commonwealth Fund Issue Breifs, 15, 1–15. https://doi.org/10.26099/77tf-5060
3. Agency for Healthcare Research and Quality (US) (2021, December). 2021 national healthcare quality and disparities report: Access to healthcare and disparities in access Retrieved May 18, 2024, from https://www.ncbi.nlm.nih.gov/books/NBK578537/
4. Kaplan-Lewis, E., & Perac-Lima, S. (2013). No-show to primary care appointments: Why patients do not come. Journal of Primary Care & Community Health, 4(4), 251–255. https://doi.org/10.1177/2150131913498513
5. Kheirkhah, P., Feng, Q., Travis, L. M., Tavakoli-Tabasi, S., & Sharafkhaneh, A. (2016). Prevalance, predictors and economic consequences of no-shows. BMC Health Services Research, 16(13), 1–6. https://doi.org/10.1186/s12913-015-1243-z