David O’Connor, a virology expert at the University of Wisconsin-Madison, likens infections to “lottery tickets that we’re giving the virus.” The jackpot? A variant even more dangerous than the contagious delta currently circulating.
David O’Connor, a virology expert at the University of Wisconsin-Madison, likens infections to “lottery tickets that we’re giving the virus.” The jackpot? A variant even more dangerous than the contagious delta currently circulating.