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August 2012

Updated BLS Occupational Injury and Illness Classification System

Joyce M. Northwood, Eric F. Sygnatur, Janice A. Windau

The evolving nature of the U.S. workplace, along with medical and technological advances, necessitated a revision to the Occupational Injury and Illness Classification System employed by the bls Occupational Safety and Health Statistics program; the new version also incorporates a number of enhancements to the original, first released in 1992.

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