1. U.S. Department of Labor Bureau of Labor Statistics. Fatal occupational injuries in 2016.https://www.bls.gov/iif/oshwc/cfoi/cfch0014.pdf. Accessed March 8 2017.
2. U.S. Centers for Disease Control and Prevention.Achievements in public health 1900–1999: Improvements in workplace safety—United States 1900–1999.1999.https://www.cdc.gov/mmwr/preview/mmwrhtml/mm4822a1.htm. Accessed December 15 2017.
3. International Labour Organisation.Fatal occupational injuries per 100'000 workers by economic activity. n.d.https://www.ilo.org/shinyapps/bulkexplorer48/?lang=en&segment=indicator&id=INJ_FATL_ECO_RT_A. Accessed September 4 2020.
4. U.S. Bureau of Labor Statistics. 2017 Census of Fatal Occupational Injuries charts. 2018.https://www.bls.gov/iif/oshwc/cfoi/cfch0016.pdf. Accessed May 19 2019.
5. U.S. Bureau of Labor Statistics.Handbook of Methods: U.S. Bureau of Labor Statistics.2017.https://www.bls.gov/opub/hom/cfoi/data.htm. Accessed December 15 2017.