Automation using geolocation tracking allowed South Korea to trace contacts of people infected with SARS-CoV-2 reaching back to 14 days before symptom onset or diagnosis. By the end of 2020, there ...

Pennsylvania health department contact tracing 1 in 10 COVID-19 infections ... Average daily COVID-19 infection numbers have exceeded more than 20,000 since Dec. 22, 2021, ...

To safely reopen without risking new COVID-19 outbreaks, states need staff to do the crucial work of contact tracing. Public health agencies report they have aggressive plans to grow their workforce.