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PSNet: Patient Safety Network
Journal Article

Time motion study in a pediatric emergency department before and after computer physician order entry.

Yen K, Shane EL, Pawar SS, et al. Annals of emergency medicine. 2009;53:462-468.e1.

The introduction of a computerized provider order entry system resulted, perhaps not surprisingly, in a significant increase in the time physicians spent using the computer. System implementation was associated with a reduction in the time nurses spent discussing patient care with other staff members.