Wide vaccinations not till mid-2021: WHO – Corowa Free Press

The World Health Organisation does not expect widespread vaccinations against COVID-19 until the middle of next year, a spokeswoman says, stressing the importance of rigorous checks on their effectiveness and safety.None of the candidate vaccines in advanced clinical trials so far has demonstrated a “clear signal” of efficacy at the level of at least 50 per cent sought by the WHO, spokeswoman Margaret Harris said on Friday.Russia granted regulatory approval to a COVID-19 vaccine in August after …

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