[cheekopekman]

https://www.firstpost.com/explainers/exp...62411.html

The World Health Organization said in June said the US-made Moderna and Pfizer vaccines have a 95 percent efficacy rate against COVID-19.

A study conducted in Hong Kong, which has administered both an mRNA vaccine and Sinovac’s CoronaVac suggested that CoronaVac requires a third shot to provide comparable protection, especially for the elderly.




 

COVID came out from Wuhan China now went back again lah!