UK chief medical officers defend delay of second Pfizer Covid-19 vaccine doses

The UK's chief medical officers have defended a decision to delay second doses of the Pfizer/BioNTech vaccine in order to prioritize first doses, saying it will protect as many vulnerable people as possible while the coronavirus is running rampant.

source https://www.cnn.com/2021/01/01/health/uk-vaccine-doses-chief-medical-officers-intl/index.html