1. National Institute for Occupational Safety and Health, Division of Safety Research, Morgantown, WV 26505, USA
2. Strategic Innovative Solutions, LLC, Clearwater, FL 33760, USA
3. Injury and Violence Prevention Center, Colorado School of Public Health, University of Colorado Anschutz Medical Campus, Aurora, CO 80045, USA
4. National Institute for Occupational Safety and Health, Western States Division, Denver, CO 80225, USA