1. Centers for Disease Control and Prevention. COVID-19 Testing: What You Need to Know https://www.cdc.gov/coronavirus/2019-ncov/symptoms-testing/testing.html
2. Community-Based Testing Sites for COVID-19. https://www.hhs.gov/coronavirus/community-based-testing-sites/index.html
3. Department of Insurance and Financial Services. Insurance Coverage for Over-the-Counter COVID-19 Tests. https://www.michigan.gov/difs/covid-19/insurance-coverage-for-over-the-counter-covid-19-tests
4. United States Postal Service. At-Home COVID-19 Tests. https://faq.usps.com/s/article/At-Home-COVID-19-Test-Kits
5. Centers for Disease Control and Prevention. COVID-19 by County. https://www.cdc.gov/coronavirus/2019-ncov/your-health/covid-by-county.html