COVID-19 vaccination coverage has progressed unevenly throughout the world. Moreover, 1.01 and 1.43 doses for each person are ...

Over the last few years, the SARS-CoV-2 virus, responsible for COVID-19, has undergone significant changes, evolving from the original wild-type strains to the highly transmissible Omicron variant.

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Examining the WHO’s role providing leadership, shaping the research agenda, setting norms and standards, providing technical support, and building capacity. For years the WHO has aimed to streamline a ...

But that might be moot. “The vast majority of currently circulating variants (including the so called FLiRT variants fuelling the current wave) are descendants of the omicron variant—and existing ...