Hanoi’s education and health authorities have issued guidelines on measures to prevent the spread of Covid-19 if there are infected people or close contacts in schools, as students begin going back to face to face after months of online learning.
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Hanoi’s education and health authorities have issued guidelines on measures to prevent the spread of Covid-19 if there are infected people or close contacts in schools, as students begin going back to face to face after months of online learning.
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