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The COVID-19 pandemic(also known as the coronavirus pandemic), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), began with an outbreakof COVID-19in Wuhan, China, in December 2019. It spread to other areas of Asia, and then worldwidein early 2020.
This article contains the number of confirmed COVID-19 deaths per population as of 9 September 2024, by country. It also has cumulative death totals by country. For these numbers over time see the tables, graphs, and maps at COVID-19 pandemic deaths and COVID-19 pandemic by country and territory.
This is a list of the largest known epidemics and pandemics caused by an infectious disease in humans. Widespread non-communicable diseases such as cardiovascular disease and cancer are not included.
Its official publication, the World Health Report, provides assessments of worldwide health topics. [8] The WHO has played a leading role in several public health achievements, most notably the eradication of smallpox, the near- eradication of polio, and the development of an Ebola vaccine.
As of June 2022, Omicron had about 50 mutations relative to the Wuhan-Hu-1 or B variant, [122][123] which is more than any previous SARS-CoV-2 variant. Thirty-two of these pertained to the spike protein, which most vaccines target to neutralise the virus. [124]
Worldwide timelines by month and year. The 2019 and January 2020 timeline articles include the initial responses as subsections, and more comprehensive timelines by nation-state are listed below this section. Cases. Deaths. The following are the timelines of the COVID-19 pandemic respectively in: 2019. 2020.
Escherichia coli (/ ˌɛʃəˈrɪkiə ˈkoʊlaɪ / ESH-ə-RIK-ee-ə KOH-lye) [1][2] is a gram-negative, facultative anaerobic, rod-shaped, coliform bacterium of the genus Escherichia that is commonly found in the lower intestine of warm-blooded organisms. [3][4] Most E. coli strains are harmless, but some serotypes such as EPEC, and ETEC are pathogenic and ...
