1. Patient Protection and Affordable Care Act; Requirements for Group Health Plans and Health Insurance Issuers Under the Patient Protection and Affordable Care Act Relating to Preexisting Condition Exclusions, Lifetime and Annual Limits, Rescissions, and Patient Protections; Final Rule and Proposed Rule (6/28/2010) (database on the internet) 2010. Retrieved from http://webapps.dol.gov/federalregister/HtmlDisplay.aspx?DocId=23983&AgencyId=8&DocumentType=2 . Accessed 4 June 2016.
2. Current status of state medicaid expansion decisions (database on the internet) 2016. Retrieved from http://kff.org/health-reform/slide/current-status-of-the-medicaid-expansion-decision/ . Accessed 4 June 2016.
3. Dresden, S. M., Powell, E. S., Kang, R., McHugh, M., Cooper, A. J., Feinglass, J. (2016). Increased emergency department use in Illinois after implementation of the Patient Protection and Affordable Care Act. Annals of Emergency Medicine. doi: 10.1016/j.annemergmed.2016.06.026 .
4. Schencker, L. (2016). Uninsured rate drops again in Illinois after Obamacare takes effect, Chicago Tribune. Accessed 13 Sept 2016.
5. Martinez, M. E., Cohen, R. A., & Zammitti, E. P. (2016). Health insurance coverage: Early release of estimates from the National Health Interview Survey, January–September 2015.