Australian authorities ordered a snap, three-day lockdown in the western city of Perth Friday after the coronavirus escaped from a quarantine hotel housing infected international travellers.
Infections of SARS-CoV-2 fell by 65% after a first dose of the Oxford-AstraZeneca or Pfizer-BioNTech vaccines, preliminary results from a large UK surveillance study indicate.Reductions increased […]
Digitisation and globalization mean that today, a large proportion of the world can access content and opinion in an instant and conversely share their own content […]