1. , , , , , . 2002. The economic impact of motor vehicle crashes, 2000. DOT HS 809 446. Washington, DC: U.S. Department of Transportation, National Highway Traffic Safety Administration.
2. . 1995. Cost-effectiveness and preventive implications of employee assistance programs. RP0907; DHHS Publ. No. (SMA)95-3053. Rockville, MD: Substance Abuse and Mental Health Services Administration, Center for Substance Abuse Prevention (CSAP).
3. . 2002. Changes in job-related health insurance, 1996–1999. MEPS Chartbook No.10 AHRQ Pub. No. 02-0030. Rockville, MD: Agency for Healthcare Research and Quality.
4. Bureau of Labor Statistics. 1999. Workplace injuries and illnesses in 1999: U.S. Department of Labor, Bureau of Labor Statistics.
5. Bureau of Labor Statistics. 2000. Employee Benefit Survey.