Novavax vaccine delivers 89% efficacy against COVID-19 in UK—but is less potent in South Africa
http://www.sciencemag.org/news/2021/01/novavax-vaccine-delivers-89-efficacy-against-covid-19-uk-less-potent-south-africa
A health care worker administers the Novavax COVID-19 vaccine into the arm of a trial volunteer in Soweto, South Africa.
Science's COVID-19 reporting is supported by the Pulitzer Center and the Heising-Simons Foundation.
