WHO hopeful Covid-19 vaccines could be available before end of this year

The World Health Organisation's chief scientist, Dr Soumya Swaminathan, on Thursday said that the agency is optimistic and hopeful that the Covid-19 vaccines could be available before the end of this year.Addressing a press briefing from Geneva on the latest coronavirus drug trial findings, the top WHO scientist also said that clinical trials have now definitively shown that anti-malarial drug hydroxychloroquine does not have an impact on preventing deaths from Covid-19.

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