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The timeline of the COVID-19 pandemic lists the articles containing the chronology and epidemiology of SARS-CoV-2, [1] the virus that causes the coronavirus disease 2019 and is responsible for the COVID-19 pandemic. The first human cases of COVID-19 occurred in Wuhan, People's Republic of China, on or about 17 November 2019. [2]
The history of coronaviruses is an account of the discovery of the diseases caused by coronaviruses and the diseases they cause. It starts with the first report of a new type of upper-respiratory tract disease among chickens in the U.S. state of North Dakota, in 1931.
The human coronavirus NL63 shared a common ancestor with a bat coronavirus (ARCoV.2) between 1190 and 1449 CE. [76] The human coronavirus 229E shared a common ancestor with a bat coronavirus (GhanaGrp1 Bt CoV) between 1686 and 1800 CE. [77] More recently, alpaca coronavirus and human coronavirus 229E diverged sometime before 1960. [78]
Studies show that COVID-19 vaccines are very effective at keeping you from getting COVID-19. Experts also think that getting a COVID-19 vaccine may help keep you from getting seriously ill even if you do get COVID-19. These vaccines cannot give you the disease itself. Unique ID of original document: adobe:docid:indd:4f23a159-95ed-11e1-8670 ...
In 1942 or 1943, Warriner was approached by a publisher's sales representative about revising a grammar book dating from 1898. Warriner instead began writing chapters for a new book, which was published by Harcourt Brace as Warriner's Handbook of English, aimed at grades 9 and 10. This book was followed by a volume aimed at 11th and 12th graders.
This file is a copyrighted work of the Government of India, licensed under the Government Open Data License - India (GODL). Authorization Method & Scope Following the mandate of the National Data Sharing and Accessibility Policy (NDSAP) of the Government of India that applies to all shareable non-sensitive data available either in digital or analog forms but generated using public funds by ...