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- Bloomberg Economics – Article https://www.bloomberg.com/news/articles/2020-04-14/worst-case-fears-of-20-30-u-s-jobless-rate-are-now-realistic
- County Health Rankings – County Health Rankings Model – https://www.countyhealthrankings.org/explore-health-rankings/measures-data-sources/county-health-rankings-model?componentType=health-factor&componentId=5
- US Department of Health and Human Services, Public Health Service, Office of the Surgeon General. Oral Health in America: A report of the Surgeon General. Rockville, MD: National Institutes of Dental Health and Craniofacial Research; 2000, p. 33-59 and 155-188.
- Mayo Clinic, Healthy Lifestyle, Adult Health, Oral Health: A window to our overall health. https://www.mayoclinic.org/healthy-lifestyle/adult-health/in-depth/dental/art-20047475
- Substance Abuse and Mental Health Services Administration, SAMSHA, Behavioral Health Defined.