Nonurgent emergency department visits. Meeting an unmet need.
Kellermann
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D003695:Delivery of Health Care / Q000706:statistics & numerical data*; D004636:Emergency Service, Hospital / Q000706:statistics & numerical data*; D006297:Health Services Accessibility / Q000706:statistics & numerical data*; D006801:Humans; D007348:Insurance, Health; D014481:United States