Randomized Controlled Trial

Medicare, Medicaid, and access to dermatologists: the effect of patient insurance on appointment access and wait times.

J. Am. Acad. Dermatol. 2004 Jan 1; 50 (1): 85-92.
Article

Existing Medicaid beneficiaries left off the Affordable Care Act's prevention bandwagon.

Health Aff (Millwood). 2013 Jul 1;32(7):1188-95.
Comparative Study

Spending differences associated with the Medicare Physician Group Practice Demonstration.

JAMA. 2012 Sep 12;308(10):1015-23.