Worries over cross-infection, Covid tests as…
Cross-infection risks on campus are ‘very high’ because the Omicron variant is extremely transmissible via…
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crossinfection
Fears grow on locked-down Hong Kong estate of…
Fears over Covid-19 cross-infections among thousands of residents locked down at an Omicron-hit public housing…
Winter Olympics athletes’ rubbish to stay inside…
Beijing Winter Olympics organisers say measures to prevent cross-infections between athletes and the outside world…