Why Vaccines Won't Immediately Take Us Back To Pre-COVID Lifestyles

Jaipur: On December 8, 2020, the United Kingdom (UK) began the process of vaccinating its elderly population against COVID-19 with a vaccine made by Pfizer and BioNTech; the Oxford University published the interim results of its human trials of the Oxford/AstraZeneca vaccine in the UK, Brazil and South Africa; and the Indian government said it is considering issuing licenses for three vaccines.