Use of physicians' services for Medicare beneficiaries.
William L
WL
Rich
D006296:Health Services / Q000639:trends*; D006801:Humans; D006278:Medicare / Q000639:trends*; D010820:Physicians / Q000706:statistics & numerical data*; D015895:Relative Value Scales; D014481:United States; D016526:Workload / Q000706:statistics & numerical data*