Workplace measurements by the U.S. Occupational Safety and Health Administration since 1979: Descriptive analysis and potential uses for exposure assessment.

This letter summarizes modifications to the results presented in Lavoué et al. (2012): Lavoué, J., Burstyn, I.,Friesen, M. (2012) Workplace Measurements by the US Occupational Safety and Health Administration since1979: Descriptive Analysis and Potential Uses for Exposure Assessment. Annals of occupational hygiene57(1):77–97. Although several results were altered, the conclusions were not affected by the changes.