Editing Gastroenteritis (section)

===Viral===
[[Rotavirus]]es, [[norovirus]]es, [[adenovirus]]es, and [[astrovirus]]es are known to cause viral gastroenteritis.<ref name=Kumar2020>{{cite book |last1=Barlow |first1=Gavin |last2=Irving |first2=William L. |last3=Moss |first3=Peter J. |editor1-last=Feather |editor1-first=Adam |editor2-last=Randall |editor2-first=David |editor3-last=Waterhouse |editor3-first=Mona |title=Kumar and Clark's Clinical Medicine |date=2020 |publisher=Elsevier |isbn=978-0-7020-7870-5 |pages=529–530 |edition=10th |chapter-url=https://books.google.com/books?id=sl3sDwAAQBAJ&pg=PA529 |language=en |chapter=20. Infectious disease }}</ref> Rotavirus is the most common cause of gastroenteritis in children,<ref name=Sz2010/> and produces similar rates in both the [[developed world|developed]] and [[developing world]].<ref name=Rota2011/> Viruses cause about 70% of episodes of infectious diarrhea in the pediatric age group.<ref name=Webb2005/> Rotavirus is a less common cause in adults due to acquired immunity.<ref name="ID2011">{{cite journal |vauthors=Desselberger U, Huppertz HI |title=Immune responses to rotavirus infection and vaccination and associated correlates of protection |journal=The Journal of Infectious Diseases |volume=203 |issue=2 |pages=188–95 |date=January 2011 |pmid=21288818 |pmc=3071058 |doi=10.1093/infdis/jiq031 }}</ref> Norovirus is the cause in about 18% of all cases.<ref>{{cite journal|last1=Ahmed|first1=Sharia M|last2=Hall|first2=Aron J|last3=Robinson|first3=Anne E|last4=Verhoef|first4=Linda|last5=Premkumar|first5=Prasanna|last6=Parashar|first6=Umesh D|last7=Koopmans|first7=Marion|last8=Lopman|first8=Benjamin A|title=Global prevalence of norovirus in cases of gastroenteritis: a systematic review and meta-analysis|journal=The Lancet Infectious Diseases|doi=10.1016/S1473-3099(14)70767-4|pmid=24981041|volume=14|issue=8|date=Aug 2014|pages=725–30|pmc=8006533|url=https://zenodo.org/record/1260252}}</ref> Generally speaking, viral gastroenteritis accounts for 21–40% of the cases of infectious diarrhea in developed countries.<ref>{{Cite journal|last=Baumgart|first=Alexander J. Eckardt and Daniel C.|date=2010-12-31|title=Viral Gastroenteritis in Adults|url=https://www.eurekaselect.com/76857/article|access-date=2020-12-22|journal=Recent Patents on Anti-Infective Drug Discovery|volume=6|issue=1|pages=54–63|doi=10.2174/157489111794407877|pmid=21210762|language=en|url-access=subscription}}</ref>

Norovirus is the leading cause of gastroenteritis among adults in America accounting for about 90% of viral gastroenteritis outbreaks.<ref name=Eck2011/> These localized [[epidemic]]s typically occur when groups of people spend time proximate to each other, such as on [[cruise ships]],<ref name=Eck2011/> in hospitals, or in restaurants.<ref name=EBMED2010/> People may remain infectious even after their diarrhea has ended.<ref name=Eck2011/> Norovirus is the cause of about 10% of cases in children.<ref name=EBMED2010/>