Abstract
The outbreak of novel coronavirus disease (COVID-19) was initially noticed in a seafood market in Wuhan city in Hubei Province of China in mid-December 2019 which has now spread to 223 countries/territories/areas worldwide. World Health Organization (WHO) under International Health Regulations (IHR) has declared this outbreak as a public health emergency of international concern (PHEIC) on 30th January 2020 subsequently declared a pandemic on 11th March 2020.
Cite
CITATION STYLE
Pandey, A. K., Mishra, S. S., Wadgave, Y., Mudgil, N., Gawande, S., & Dhange, V. B. (2021). The COVID-19 variants: an overview. International Journal Of Community Medicine And Public Health, 8(10), 5148. https://doi.org/10.18203/2394-6040.ijcmph20213826
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