www.helium.com/items/1904287-when-did-h1n1-become-a-pandemicwww.who.int/mediacentre/news/statements/2009/www.h1n1_pandemic_phase6_20090611/en/index.html
www.en.wikipedia.org/wiki/1918_flu_pandemic -
Waar kwam Swine Flu vandaan
https://www.helium.com/items/1902787-how-is-the-1918-swine-flu-related-to-all-pandemicshttps://en.wikipedia.org/wiki/Swine_influenza
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www.helium.com/items/1902790-what-is-the-difference-between-the-1918-swine-flu-and-h1n1www.helium.com/items/1902787-how-is-the-1918-swine-flu-related-to-all-pandemicswww.en.wikipedia.org/wiki/Swine_influenza
h1n1_pandemic_phase6_20090611 /nl /index.html
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https://www.helium.com/items/1903415-what-is-the-incubation-period-for-swine-fluhttps://healthcave.
com/how-long-does-swine-flu-last/https://en.wikipedia.org/wiki/Swine_influenzahttps://www.publichealth.lacounty.gov/acd/PandemicToolkit.htm
Hoe is de 1918 Mexicaanse griep verspreid in de VS
www.helium.com/items/1902784-how-the-1918-swine-flu-spread-in-the-uswww.colorado.edu/safety/h1n1/faq.htmlwww.sciencedaily.com/releases/2009/04/090430111640.htmwww.en.wikipedia.org/wiki/1918_flu_pandemic -
www.helium.com/items/1902790-what-is-the-difference-between-the-1918-swine-flu-and-h1n1
Wat is de behandeling voor varkens Flu