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Hong Kong fourth wave: sewage tests for coronavirus to be expanded, aim for ‘gold standard’

A pilot scheme to check sewage in Hong Kong for the presence of the coronavirus will have its screening capacity doubled, after successfully uncovering hidden carriers in two housing blocks.A team of experts at the University of Hong Kong (HKU) has also finalised a standard operating procedure to trigger mandatory testing of all residents in a block if sewage checks reveal two consecutive positive results or two positive results over three days.“It is an additional tool to detect silent…

Read the original article at South China Morning Post

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