Coronavirus LIVE Updates: One Shot of Pfizer, AstraZeneca Vaccine 'Barely' Work against 'Delta', Finds Study

Coronavirus Live Updates: Amid the spread of the highly contagious Delta variant, Pfizer plans to to seek US regulators nod for third COVID19 vaccine dose within the next month. It says it could boost protection against delta variant.

from Top India News- News18.com https://ift.tt/3wCHSjf