1. Department of Health Services; School of Public Health; University of Washington [Institution where the work was performed]; Seattle Washington
2. Department of Health Policy and Management; Fay W. Boozman College of Public Health; University of Arkansas for Medical Sciences; Little Rock Arkansas
3. Center for Injury Research and Policy; Department of Health Policy and Management; Bloomberg School of Public Health; Johns Hopkins University; Baltimore Maryland
4. Institute for Work and Health; Toronto; Ontario Canada
5. Dalla Lana School of Public Health; University of Toronto; Ontario Canada