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who-chief-scientist
XBB sub-variant of Omicron may cause another Covid-19 wave: WHO Chief Scientist
COVID-19
Oct 21, 2022 12:21
IST
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Healthy Young People May Not Get Covid Vaccine Until 2022: WHO Chief Scientist
Oct 15, 2020 19:29 IST
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WHO Chief Scientist Commends India For Keeping COVID-19 Cases Low
May 11, 2020 22:22 IST
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