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...signs-and-symptoms-of-hiv-aids-in-men-and-women|title = Early signs of HIV in men & women}}</ref> The duration of symptoms varies, averaging 28 days and ...recognizing the syndrome can be important because the patient is much more infectious during this period.<ref name="pmid11187417">{{cite journal |vauthors=Daar ...

...ies by 22 November 2021. The [[World Health Organization]] (WHO) indicated in June 2021 that the Delta variant was becoming the dominant strain globally. ...live }}</ref> or [[COVID-19 vaccine]]s are effective in preventing severe disease or hospitalisation from infection with the variant.<ref>{{Cite web|last1=Bu ...

...us]]<ref name="Machhi2020Sep" /> that is [[Contagious disease|contagious]] in humans.<ref name="Chan24Jan2020" /> ...llover event]] introducing SARS‑CoV‑2 to humans is likely to have occurred in late 2019.<ref name="early" /> ...

...2004, research on viral phylodynamics has focused on transmission dynamics in an effort to shed light on how these dynamics impact viral genetic variatio ...hal evolution shapes the phylodynamics of interpandemic influenza A (H3N2) in humans | journal = Science | volume = 314 | issue = 5807 | pages = 1898–903 ...

...f the Institution faded away. It became increasingly dominated by research in basic science.<ref>{{Cite book |last=Baigrie |first=Brian |title=Electricit ...e Charles Darwin and James Prescott Joule. But the Society reformed itself in the 1830s and 1840s. By 1847, it only admitted the new breed of professiona ...

{{for|the COVID-19 pandemic in the UK as a whole|COVID-19 pandemic in the United Kingdom}} | name = COVID-19 pandemic in England ...

| name = [[COVID-19 pandemic]] in [[Israel]] | caption = [[Magen David Adom]] worker dressed in protective gear walks beside a mobile intensive care unit ...

...ive. It was estimated by the United Nations to have exceeded eight billion in mid-November 2022. It took around 300,000 years of human [[prehistory]] and ...phy|demographers]] predict that the human population will begin to decline in the second half of the 21st century.<ref>{{Cite news |last1=Cave |first1=Da ...

...<ref>{{cite web |last1=Kupferschmidt |first1=Kai |title=Mutant coronavirus in the United Kingdom sets off alarms, but its importance remains unclear |url ...g-the-coronavirusgenome-11612011601|title=How the U.K. Became World Leader in Sequencing the Coronavirus Genome|first=Joanna |last=Sugden|date=30 January ...

...f name="A review on the application of inorganic nano-structured materials in the modification of textiles"/> ...to a surface that has a chemical compound that is toxic to microorganisms. In the alternative, it is possible to functionalize a surface by adsorbing a p ...

...[https://books.google.com/books?id=whc4AAAAMAAJ&pg=PT5 digitized version] in [[Google Books]].</ref>]] ...radiation]], radioactive substances such as [[radon]] and [[radium]] found in the environment, and the potential health hazards of non-ionizing radiation ...