A review by US regulators of the single-shot Johnson & Johnson coronavirus vaccine has found it is safe and effective. It paves the way for it to become the third Covid-19 vaccine to be authorised in the US, possibly within days.
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BBC: Single-shot Covid-19 vaccine ‘safe and effective’
A nurse takes a Moderna Covid-19 vaccines ready to be administered at a vaccination site at Kedren Community Health Center, in South Central Los Angeles, California on Feb. 16, 2021.
