Dr. Anthony Fauci said the safety and effectiveness of a vaccine for the coronavirus strain Covid-19 should be known by “early winter” with a couple of hundred doses available for U.S. use by early 2021.
Dr. Anthony Fauci said the safety and effectiveness of a vaccine for the coronavirus strain Covid-19 should be known by “early winter” with a couple of hundred doses available for U.S. use by early 2021.