ORs tap bar codes to track supplies.
D003363:Cost Control; D001330:Electronic Data Processing / Q000379:methods* / Q000639:trends; D017721:Hospital Costs; D006801:Humans; D007445:Inventories, Hospital; D008421:Materials Management, Hospital / Q000379:methods*; D009658:North Dakota; D009870:Operating Room Information Systems; D009922:Oregon; D013525:Surgical Instruments / Q000191:economics / Q000600:supply & distribution*