Peter Kammerer
Peter Kammerer
Opinion

SCMP Columnist

Shades Off by Peter Kammerer

Many questions remain on Covid-19 vaccines, but they’re the best option for now

  • Hong Kong must address the legitimate worry about the efficacy and side effects of the three jabs it has chosen, especially Sinovac
  • But no vaccine is 100 per cent effective at stopping disease, and vaccination may soon be our passport to travelling again 

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