J Occup Environ Med 2018 02;60(2):174-179
Industrial and Systems Engineering, Virginia Tech, Blacksburg, Virginia (Dr Kim, Dr Nussbaum); Department of Radiology (Dr Laurienti); Department of Biostatistical Science (Dr Chen); Department of Epidemiology and Prevention (Dr Quandt), Division of Public Health Sciences; Department of Environmental and Occupational Health, Rollins School of Public Health of Emory University, Atlanta, Georgia (Dr Barr); and Department of Family and Community Medicine (Dr Arcury), Center for Worker Health, Wake Forest School of Medicine, Winston-Salem, North Carolina.