N'afọ 2021, COVID-19 ga-aga n'ihu na-achị n'afọ niile, gụnyere amụma mkpuchi, ịgba ọgwụ mgbochi, mmụgharị ihe, Delta mutation, mutation Omicron, akwụkwọ ịgba ọgwụ mgbochi, mmachi njem… . Na 2021, a gaghị enwe ụzọ mgbapụ na COVID-19. 2021: N'ihe banyere tii Mmetụta COVID-19 nwere b...
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