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PSNet: Patient Safety Network
Journal Article

Implementation of computerized physician order entry in seven countries.

Aarts J, Koppel R. Health affairs (Project Hope). 2009;28:404-14.

This review of computerized provider order entry (CPOE) usage in seven countries (the United States, Australia, and five Western European countries) found that CPOE has not been widely implemented and remains poorly integrated with other types of health information technology.