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The impact of Medicare Part D on Medicare-Medicaid dual-eligible benficiaries' prescription utilization and expenditurs
Basu, Anirban, (2008)
Insurer bargaining and negotiated drug prices in medicare Part D
Lakdawalla, Darius, (2009)
The cost and health effects of prescription drug coverage and utilization in the Medicare population
Shang, Baoping, (2005)