Pfizer to launch trial of Omicron-targeted COVID vaccine
Published
The company has said that two doses of the original vaccine may not be sufficient to protect against infection from Omicron.
Full ArticlePublished
The company has said that two doses of the original vaccine may not be sufficient to protect against infection from Omicron.
Full ArticleWatch VideoU.S. health regulators on Monday granted full approval to Moderna's COVID-19 vaccine, a shot that's already been given..