Hong Kong Is Tracing Covid In Sewage. Here's Why

Hong Kong on Sunday announced that the COVID-19 virus continues to be detected in sewage samples from some areas in the city, indicating that there may be hidden cases in premises in these areas.

from NDTV News - World-news Hong Kong on Sunday announced that the COVID-19 virus continues to be detected in sewage samples from some areas in the city, indicating that there may be hidden cases in premises in these areas.https://ift.tt/PXw6L4U
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