COLOMBO, Sri Lanka, Jan 07 (IPS) – The currently available Covid-19 vaccines have been authorized for emergency use
in Europe and North America. This is due to an apparent spike in Covid-19 flu cases in the northern hemisphere as winter advances. Highly advertised vaccines are being produced and rolled out at ‘warped speed’ by powerful pharmaceutical and bio-technology companies headquartered in Euro-America although their efficacy including how long their immunity lasts is not clear.
