The highly infectious Delta variant has spread to more than 140 countries and accounts for 98% of U.S. Covid-19 cases. Here's how scientists are working to develop shots that would target the Delta variant specifically. https://on.wsj.com/3ueGJ1t
@WSJ4 years ago
The Delta Covid-19 variant, first identified in India, has spread to almost 70 countries, including the U.S. Here’s what we know so far. https://on.wsj.com/35IbT5P
@WSJ4 years ago
The Delta Covid-19 variant, first identified in India, has spread to almost 70 countries, including the U.S. Here’s what we know so far. https://on.wsj.com/3xtDTpS
