1. Biniek? JF, Johnson? W. Spending on individuals with type 1 diabetes and the role of rapidly increasing insulin prices. Accessed January 7, 2020. https://www.healthcostinstitute.org/research/publications/entry/spending-on-individuals-with-type-1-diabetes-and-the-role-of-rapidly-increasing-insulin-prices
2. Cigna and Express Scripts introduce patient assurance program to cap out of pocket costs at $25 per 30-day insulin prescription. News release. Cigna. April 3, 2019. Accessed January 7, 2020. https://www.cigna.com/newsroom/news-releases/2019/cigna-and-express-scripts-introduce-patient-assurance-program-to-cap-out-of-pocket-costs-at-25-per-30-day-insulin-prescription
3. Reduce Insulin Prices, HB19-1216, 72nd General Assembly (Col 2019). May 22, 2019. Accessed January 7, 2020. https://leg.colorado.gov/bills/hb19-1216
4. IBM Watson Health. Solution brief: IBM MarketScan Research Databases. Accessed February 8, 2020. https://www.ibm.com/downloads/cas/4QD5ADRL
5. Board of Governors of the Federal Reserve System. Report on the economic well-being of U.S. households in 2018. Accessed May 20, 2020. https://www.federalreserve.gov/publications/files/2018-report-economic-well-being-us-households-201905.pdf