title: Senate panel probes, criticizes contracting practices of GPOs.
authors.forename: Rick Dana
authors.initials: RD
authors.lastname: Barlow
mesh_terms: D016265:Conflict of Interest / Q000331:legislation & jurisprudence; D005104:Expert Testimony; D017754:Group Purchasing / Q000331:legislation & jurisprudence* / Q000458:organization & administration; D011057:Politics; D014481:United States