AstraZeneca boss says firm has worked out 'winning formula' to boost Oxford vaccine's efficacy

Pascal Soriot, chief executive of the British-Swedish pharmaceutical firm, told the Sunday Times that a two-dose method can push the vaccine's efficacy rate towards that of its rivals. https://www.dailymail.co.uk/news/article-9090517/AstraZeneca-boss-says-firm-worked-winning-formula-boost-Oxford-vaccines-efficacy.html?ns_mchannel=rss&ns_campaign=1490&ito=1490