An overview of health care spending patterns in the United States: using national data sources to explore trends in nursing services.
Lempke
Betty
B
D016208:Databases, Factual / Q000706:statistics & numerical data*; D003695:Delivery of Health Care / Q000191:economics* / Q000639:trends*; D006801:Humans; D009739:Nursing Services / Q000191:economics* / Q000639:trends*; D014481:United States