Herd immunity, an ‘unethical’ COVID-19 strategy, Tedros warns policymakers

Using the principle of so-called “herd immunity” to stem the COVID-19 pandemic is “unethical” and “not an option” countries should pursue to defeat the virus, the UN health agency chief warned on Monday., Using the principle of so-called “herd immunity” to stem the COVID-19 pandemic is “unethical” and “not an option” countries should pursue to defeat the virus, the UN health agency chief warned on Monday.,

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