1. Computer-stored medical records;McDonald,1988
2. Physician inpatient order writing on microcomputer workstations: effects on resource utilization;Tierney;J Am Med Assoc,1993
3. Procedures for the Development and Coordination of American National Standards;American National Standards Institute,1987
4. Global Standards: Building Blocks for the Future;US Congress, Office of Technology Assessment,1992
5. Variations in medical care among small areas;Wennberg;Sci Am,1982