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发帖数: 4796 | 1 NBC News
Jan 02, 2022
Wastewater samples reveal record levels of the coronavirus across the U.S.
With at-home Covid-19 tests in high demand, health departments from
California to Massachusetts are turning to sewage samples to get a better
idea of how much the coronavirus is spreading. Recent wastewater analysis
from a variety of sources across the country indicates an unprecedented
surge in infections at a time when millions of people are forced to
reconsider travel and holiday plans. |
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