title: OR, materials management communication is improving.
mesh_terms: D003142:Communication; D003625:Data Collection; D006750:Hospital Distribution Systems; D006801:Humans; D015274:Interdepartmental Relations; D008421:Materials Management, Hospital / Q000458:organization & administration* / Q000706:statistics & numerical data; D009871:Operating Room Nursing / Q000458:organization & administration; D009873:Operating Rooms / Q000458:organization & administration* / Q000706:statistics & numerical data