World Health Organization (WHO): https://www.who.int/emergencies/diseases/novel-coronavirus-2019
Centers for Disease Control and Prevention (CDC): https://www.cdc.gov/coronavirus/2019-ncov/index.html
State of California: https://covid19.ca.gov/
County of San Bernardino County: https://sbcovid19.com/
City of Montclair: https://www.cityofmontclair.org/montclair-emergency-directives/