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HONG KONG - Vaccination coverage of a population and, most recently, the number of shots to be given have turned into a moving goalpost as governments around the world race against time to control the Covid-19 pandemic amid the emergence of more infectious variants such as Delta and Mu. The fluidity of the situation, combined with vaccine shortages, vaccine hesitancy and difficulties in rolling out a wide-scale inoculation programme, has resulted in some governments missing their initial vaccination targets. Please subscribe or log in to continue reading the full article. Get unlimited access to all stories at $0.99/month Latest headlines...
