Trends in Medicare physician participation and assignment.
Burney
I
I
Paradise
J
J
D003625:Data Collection; D003669:Deductibles and Coinsurance; D005251:Fees, Medical; D006801:Humans; D007357:Insurance, Physician Services / Q000639:trends*; D006278:Medicare / Q000706:statistics & numerical data*; D014481:United States