Timeliness and obsolescence of herd immunity threshold estimates in the COVID-19 pandemic

Gomes, M. Gabriela M. (2021) Timeliness and obsolescence of herd immunity threshold estimates in the COVID-19 pandemic. Public Health. ISSN 1476-5616 (https://doi.org/10.1016/j.puhe.2021.09.036)

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Abstract

The term "herd immunity" has been widely used and abused during the COVID-19 pandemic. Most singularly, the "herd immunity threshold", a technical concept essential to the understanding of an epidemic, was hijacked early in the pandemic, and disseminated with all sorts of distortions, misrepresentations and misunderstandings that prevented the impact of its application by those qualified.