| Authors: |
Saif NT; Epidemic Intelligence Service, Centers for Disease Control and Prevention, Atlanta, Georgia; Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Analysis and Field Evaluations Branch, Morgantown, West Virginia. Electronic address: ura5@cdc.gov., Reichard A; Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Surveillance and Field Investigations Branch, Morgantown, West Virginia., Hendricks SA; Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Analysis and Field Evaluations Branch, Morgantown, West Virginia., Parasram V; Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Analysis and Field Evaluations Branch, Morgantown, West Virginia., Socias-Morales C; Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Analysis and Field Evaluations Branch, Morgantown, West Virginia. |
