Commissioner of Health of the City of Chicago (Allison Arwady, M.D.), Chicago Department of Public Health, Public Health Order No. 2020-1 (Mar. 18, 2020) (Ex. MET-CHI-001)
Chicago Department of Public Health (official COVID-19 Orders web page), CDPH 'COVID-19 Orders' page as archived October 17, 2021 (Current Orders list and order summaries) (Oct. 17, 2021) (Ex. MET-CHI-061)
