title: Consulting shifts buyer-seller roles.
authors: P
authors: P
authors: Patterson
mesh_terms: D003132:Commerce / Q000639:trends*; D016265:Conflict of Interest; D003253:Consultants; D019981:Health Care Sector / Q000639:trends; D006801:Humans; D007256:Information Systems; D008421:Materials Management, Hospital / Q000639:trends*; D009873:Operating Rooms / Q000191:economics / Q000458:organization & administration*; D013523:Surgical Equipment / Q000191:economics / Q000600:supply & distribution; D014481:United States