Covid-19: Decades of work, and half a dose of fortune, drove Oxford vaccine success

While skill and hard work drove development, AstraZeneca said it was a minor mistake that made the team realise how they could significantly boost the shot's success rate, to as much as 90% from around 60%: by administering a half dose, followed by a full dose a month later.
Source: The Economic Times Healthcare and Biotech News - Category: Pharmaceuticals Source Type: news