In May 2020, the World Health Assembly in resolution WHA73.1 requested the Director-General of the World Health Organization (WHO) to identify the zoonotic source of the virus and the route ...
A single dose of either the Oxford-AstraZeneca or Pfizer vaccines gives residents of care homes protection against SARS-CoV-2 infection after four weeks.
Analysis carried out by Public Health England suggests that the COVID-19 vaccination programme prevented 6,100 deaths in England up to the end of February 2021.