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Halt COVID vaccine booster shots until end of year, WHO head says
Wealthier countries with large supplies of coronavirus vaccines should refrain from offering booster shots until the end of the year, the head of the World Health Organisation has said.
http://news.sky.com/story/covid-19-halt-vaccine-booster-shots-until-end-of-year-head-of-world-health-organisation-says-12402292
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