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Published 06:47 IST, May 2nd 2022

Hong Kong detects COVID traces in sewage, tightens surveillance to identify patients

Amidst spiralling coronavirus cases in China, neighbouring Hong Kong has adopted a unique method to detect infected patients, according to Xinhua.

Reported by: Riya Baibhawi
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Hong Kong
Image: AP | Image: self
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06:47 IST, May 2nd 2022