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April 1, 2012 | Journal Article
Policy-makers interested in containing health care costs are targeting regional variation in utilization, including the use of advanced imaging.
February 1, 2005 | Journal Article
Gatekeeping arrangements, whereby health maintenance organizations mandate that primary care providers approve referrals to specialists, were the focus of the current investigation. Data from the 1996 Medical Expenditure Panel Survey (MEPS) of the A ...
February 5, 2008 | Journal Article
The focus of this study was to estimate changes in prescription utilization and out-of-pocket expenditures attributable to Part D among a sample of persons eligible for the benefit.