title: How to evaluate tracking systems. An instrument of efficiency.
authors.forename: Nancy
authors.initials: N
authors.lastname: Torner
mesh_terms: D017598:Efficiency, Organizational; D005069:Evaluation Studies as Topic; D008331:Management Information Systems / Q000592:standards*; D008421:Materials Management, Hospital / Q000458:organization & administration; D013525:Surgical Instruments; D014481:United States