Isolation units at the Penny’s Bay Quarantine Centre on Lantau Island on December 16. Passengers who fly into Hong Kong from certain places deemed particularly high risk must undergo quarantine at the centre for four days before moving to a quarantine hotel. Photo: May Tse
Isolation units at the Penny’s Bay Quarantine Centre on Lantau Island on December 16. Passengers who fly into Hong Kong from certain places deemed particularly high risk must undergo quarantine at the centre for four days before moving to a quarantine hotel. Photo: May Tse

Letters | Why Hong Kong’s 21-day quarantine policy seems unscientific

  • Readers question the scientific justification behind Hong Kong’s 21-day quarantine and discuss the pros and cons of a vaccine passport system

Isolation units at the Penny’s Bay Quarantine Centre on Lantau Island on December 16. Passengers who fly into Hong Kong from certain places deemed particularly high risk must undergo quarantine at the centre for four days before moving to a quarantine hotel. Photo: May Tse
Isolation units at the Penny’s Bay Quarantine Centre on Lantau Island on December 16. Passengers who fly into Hong Kong from certain places deemed particularly high risk must undergo quarantine at the centre for four days before moving to a quarantine hotel. Photo: May Tse
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