Tag: Candith Mashego-Dlamini

A study on vaccine efficacy against COVID-19 variants has shown that the Johnson & Johnson vaccine works better against the Delta variant, and gets better over time with both Delta and Beta variants. Image: © Getty Images
News

SA to donate Covid-19 vaccines to west African countries

Categories

The company

Tel: +27 11 268 6300

Sunday World

Zucorizon (Pty) Ltd. All rights reserved. Use of this site constitutes acceptance of our terms & conditions and privacy policy.