Six months of COVID vaccines: what 1.7 billion doses have taught scientists.

Six months of COVID vaccines: what 1.7 billion doses have taught scientists – Nature

See also: Coronavirus (COVID-19) Vaccinations – Our World in Data

Related commentary on Twitter

• To administer the first half a billion vaccines took 113 days
• The second half a billion 30 days
• The third half a billion 23 days
• And the fourth half a billion were administered in the last 16 days

We keep on counting on @OurWorldInData here: https://t.co/7lOyDamxxx pic.twitter.com/Pg7OPJxliI

— Max Roser (@MaxCRoser) June 4, 2021