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3 days ago · v. t. e. 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 North Dakota, U.S., in 1931. The causative agent was identified as a virus in 1933.
3 days ago · COVID-19 rapidly emerged as a leading cause of death, ranking as the third highest cause of mortality globally in 2020 and the second in 2021. Nearly 13 million lives were lost during this period. The latest estimates reveal that except in the African and Western Pacific regions, COVID-19 was among the top five causes of deaths, notably ...
3 days ago · Between 2000 and 2019, steady gains were made with life expectancy. In 2000, life expectancy was 66.8 years (95% uncertainty interval [UI], 66.2 to 67.3 years) and rose to 73.1 (UI, 72.6 to 73.7) years in 2019. Women gained an average of 6.5 years from 2000 to 2019, and men 6.2 years. When the pandemic began in 2020, expectancy rates began to ...
4 days ago · The World Health Organization (WHO) published the seventh version of the infection prevention and control guideline for coronavirus disease 2019 (covid-19) in December 2023. The revision and development process undertaken for this guideline consolidates and updates technical guidance developed and published at the height of the covid-19 pandemic (2020-21) into a single guideline, following WHO ...
5 days ago · COVID-19 is caused by the coronavirus known as SARS-CoV-2. There is no cure for COVID-19, but individuals can be protected against severe illness through vaccination. Learn about the symptoms, treatment, and prevention of COVID-19.
- The Editors of Encyclopaedia Britannica
4 days ago · SARS-CoV-2 is a positive-sense single-stranded RNA virus. It is contagious in humans and is the cause of the coronavirus disease 2019 (COVID-19). Latest Research and Reviews. Intranasal...
3 days ago · Predicting the future of COVID-19. Boston College biologists develop a computational model to detect emerging Coronavirus strains. Efforts to contain the spread of SARS-CoV-2 may benefit from a new analytical tool developed by a team led by biologists at Boston College, who report their computer simulation of molecular interactions can predict ...
