| Authors: |
Carson LM; National Highway Traffic Safety Administration, Office of Impaired Driving and Occupant Protection, Impaired Driving Division, Washington, DC, USA., Marsh SM; National Institute for Occupational Safety and Health, Division of Safety Research, Surveillance and Field Investigations Branch, Morgantown, WV, USA. Electronic address: smm2@cdc.gov., Brown MM; National Center for Injury Prevention and Control, Division of Injury Prevention, Atlanta, GA, USA., Elkins KL; National Highway Traffic Safety Administration, Office of Emergency Medical Services, EMS and National 911 Programs, Washington, DC, USA., Tiesman HM; National Institute for Occupational Safety and Health, Division of Safety Research, Analysis and Field Evaluations Branch, Morgantown, WV, USA. |
