"A long conversation with Stanford infectious-diseases doctor Abraar Karan about the possibility of the BA.2 subvariant causing another COVID wave, how the U.S. is still vulnerable, and what to do with our N95 and KN95 face masks."
"A long conversation with Stanford infectious-diseases doctor Abraar Karan about the possibility of the BA.2 subvariant causing another COVID wave, how the U.S. is still vulnerable, and what to do with our N95 and KN95 face masks."