Good news! 2-dose Novavax: vaccine efficacy 89.7% No hospitalizations or deaths among 10 cases in vaccine group. Five cases severe infection, all in placebo group...efficacy 86.3% against the B.1.1.7 (alpha) variant, 96.4% against other variants https://t.co/aL49V91nWV

— MJA Editor in Chief (@MJA_Editor) June 30, 2021