LONDON: AstraZeneca and the University of Oxford have more work to do to confirm whether its Covid-19 vaccine can be 90% effective, peer-reviewed data published in The Lancet on Tuesday showed, which could slow its eventual deployment in the fight against the pandemic. Once seen as the pioneer in the …
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PARIS: Covid-19 patients may experience more severe symptoms the second time they are infected, according to research published Tuesday confirming that it is possible to contract the life-threatening disease more than once. A study published in The Lancet Infectious Diseases journal traces the first confirmed case of Covid-19 reinfection in …
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MOSCOW: Twenty-six scientists, most of them working in universities in Italy, signed an open letter questioning the reliability of the data presented in the results of the early-phase trial of the Russian Covid-19 vaccine, called “Sputnik-V”. Addressing the editor of The Lancet, the international peer-reviewed medical journal in which the …
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