Pfizer and AZ Covid jabs 'highly effective' in elderly: UK study
The Pfizer and Oxford-AstraZeneca vaccines have been "highly effective" in reducing coronavirus infections and severe illness among elderly people in Britain, with a more than 80 percent reduction in hospitalisation, official data showed Monday.
Public Health England Matt Hancock Highly Effective Astrazeneca Vaccine Coronavirus Infections பொது ஆரோக்கியம் இங்கிலாந்து
Source: yahoo.com