1. Department of Health and Human Services Essential Health Benefits: HHS Informational Bulletin http://www.healthcare.gov/news/factsheets/2011/12/essential-health-benefits12162011a.html
2. Department of Health and Human Services Report to Congress: National Strategy for Quality Improvement in Healthcare http://www.healthcare.gov/law/resources/reports/quality03212011a.html
3. Centers for Medicare and Medicaid Services FY 2013 IPPS Final Rule Home Page http://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/AcuteInpatientPPS/FY-2013-IPPS-Final-Rule-Home-Page.html
4. Centers for Medicare and Medicaid Services Physician Fee Schedule http://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/index.html
5. Comparative effectiveness research: implications for hospitalists;Goodrich;J Hosp Medicine,2010