Hard lessons learned.
D004465:Economic Competition; D006285:Health Planning / Q000331:legislation & jurisprudence / Q000592:standards*; D006291:Health Policy / Q000639:trends; D007250:Inflation, Economic; D007348:Insurance, Health / Q000191:economics; D007349:Insurance, Health, Reimbursement / Q000191:economics; D012106:Research; D014481:United States