Covid-19: Single dose of Pfizer and Oxford vaccines cuts risk of hospital admission by 80% in over 80s, data suggest
3 Mar, 2021 | 08:51h | UTC
Commentary on Twitter
Both the Pfizer BioNTech and the Oxford AstraZeneca vaccines are highly effective in reducing covid-19 infections and protecting against severe disease in older adults, preliminary data show https://t.co/THSv5kiIVt
— The BMJ (@bmj_latest) March 2, 2021