A three-month interval between doses of the Oxford University-AstraZeneca vaccine resulted in higher vaccine efficacy than a six-week interval, reveals The Lancet study.
According to...
US President Joe Biden has announced a pledge of $2 billion for COVAX, the World Health Organization-backed initiative aimed at ensuring equitable access to...
India has crossed a significant milestone in immunization against Covid-19 with more than 10 million people having been vaccinated, as of Friday, officials said.
"In...