1 Million COVID infections in Germany: What have we learned?

Nearly a year has passed since Corona became known worldwide. Since then, researchers have discovered much about the virus and have made progress combatting it. Here are the most important points.

source https://www.dw.com/en/1-million-covid-infections-in-germany-what-have-we-learned/a-54078531?maca=en-rss-en-ger-1023-rdf