MEXICO CITY, Nov 25 (Reuters) - Mexico City has launched a test-and-trace approach to containing the coronavirus, after a rise in hospitalizations that has raised fears of a new economic lockdown in ...

Connecticut rolled out digital COVID-19 vaccination cards this month, as optional alternatives to paper cards. "If you don’t want to carry your paper card around with you in your pocket, or if you ...

SEOUL (Reuters) - South Korea is testing a new quick response (QR) code system this week to log visitors at high-risk entertainment facilities, restaurants and churches in a bid to track coronavirus ...