Blood drawn from nine people in the earliest days of the pandemic tested positive for the infection. But some experts questioned the results.
Published: June 15, 2021 at 03:00PM
from NYT Health https://ift.tt/2TwdQ2L
Blood drawn from nine people in the earliest days of the pandemic tested positive for the infection. But some experts questioned the results.
Published: June 15, 2021 at 03:00PM
from NYT Health https://ift.tt/2TwdQ2L