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Herd immunity effective in war against Covid-19, says expert

From the beginning of the pandemic, experts have been talking about herd immunity. How does a nation reach there? The importance of building immunity to fight against Covid-19 has been proven, but how can it be attained, especially when variants continue to emerge?Observer spoke to Dr Ahmed Shahrabani, Omani doctor based in the UK, NIA Fellow and Co-Founder. ....

United Kingdom , Ahmed Shahrabani , Covid 19 , ஒன்றுபட்டது கிஂக்டம் ,