ACKNOWLEDGMENTS
The authors gratefully acknowledge the exposure assessment contributions from Lauralynn Taylor McKernan and the field support from Ed Burroughs, James Couch, and Kevin L. Dunn. The authors acknowledge the significant collaboration of Rachel Bailey, Greg Kullman, Kelly Howard, and Dan Leiner for this work. Technical support from Dan Farwick, Kevin L. Dunn, Donald Booher, and Karl Feldman is appreciated as is the technical assistance provided by Nicholas Sestito, Deborah V. Myers, and Jennifer Topmiller.
The findings and conclusions in this article are those of the authors and do not necessarily represent the views of the National Institute for Occupational Safety and Health.
Mention of company names or products does not constitute endorsement by the Centers for Disease Control and Prevention.