Global COVID-19 cases surpass 233 million

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(VOVWORLD) - As of Tuesday, there have been more than 233 million COVID-19 infections and 4.7 million deaths around the world, according to worldometers.info.

Global COVID-19 cases surpass 233 million  - ảnh 1A medical worker takes COVID-19 testing samples in Bangkok, Thailand. (Photo: AFP/VNA)

The US company Pfizer announced that it has started clinical trials of the SARS-CoV-2 antiviral drug PF-07321332’s.

The primary objective is to assess the treatment’s safety and efficacy for the prevention of confirmed SARS-CoV-2 infection and its symptoms through Day 14.

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