Dynamic Public Health Surveillance to Track and Mitigate the US COVID-19 Epidemic: Longitudinal Trend Analysis Study
BackgroundThe emergence of SARS-CoV-2, the virus that causes COVID-19, has led to a global pandemic.The United States has been severely affected, accounting for the most COVID-19 cases and deaths worldwide.Without a coordinated national public health plan informed by surveillance with actionable metrics, the United States has been ineffective at pr