title: GPOs and materials managers must adapt to integrated systems.
authors.forename: D E
authors.initials: DE
authors.lastname: Johnson
mesh_terms: D003361:Cost Allocation; D019033:Delivery of Health Care, Integrated / Q000191:economics / Q000458:organization & administration*; D017754:Group Purchasing / Q000458:organization & administration*; D008329:Managed Care Programs / Q000191:economics / Q000331:legislation & jurisprudence / Q000458:organization & administration; D008421:Materials Management, Hospital / Q000191:economics / Q000458:organization & administration*; D006278:Medicare / Q000191:economics / Q000331:legislation & jurisprudence; D014481:United States