Stats. Using exchange carts in the ED: cost-effective--or not?
D003625:Data Collection; D004636:Emergency Service, Hospital / Q000706:statistics & numerical data*; D004865:Equipment and Supplies, Hospital / Q000191:economics* / Q000600:supply & distribution; D017721:Hospital Costs / Q000706:statistics & numerical data*; D006750:Hospital Distribution Systems / Q000706:statistics & numerical data*; D014481:United States