Some countries may see another wave of Covid due to XBB subvariant: WHO
PUNE: Chief scientist at the World Health Organization (WHO), Dr Soumya Swaminathan, on Thursday said some countries may see "another...
Covid
New Covid variant stokes concern but vaccines still important tool: Experts
NEW DELHI: The Omicron variant carries concerning mutations that may make it more transmissible and allow it to evade immunity,...
