buy apple developer account ：J&J Covid vaccine moderately effective, less against S. Africa variant

The Johnson & Johnson Covid vaccine requires only one shot, and can be stored for up to three months at 2-8 degrees Celsius, giving it a logistical edge over the Pfizer and Moderna vaccines. – EPA pic, January 30, 2021. JOHNSON & Johnson’s single-dose Covid-19 vaccine has an overall efficacy of 66%, the company said yesterday after a huge multi-continent trial, but the shot does not protect as well against a variant first detected in South Africa.Encouragingly, the vaccine was able to prevent 85% of severe Covid-19 cases across all geographical regions however – a key indicator lauded by experts.
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