A Spanish study on mixing Covid-19 vaccines has found that giving a dose of Pfizer's drug to people who already received a first shot of AstraZeneca vaccine is highly safe and effective, preliminary results showed on Tuesday.
from World News Headlines, Latest International News, World Breaking News - Times of India https://ift.tt/3hCGKba
from World News Headlines, Latest International News, World Breaking News - Times of India https://ift.tt/3hCGKba
Comments
Post a Comment