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https://bmsarchives.org/category/the-1918-influenza-epidemic/ The 1918 Influenza Epidemic influenza epidemic https://www.salon.com/topic/1918-influenza-epidemic 1918 Influenza Epidemic Archives - Salon.com influenza epidemicarchivessalon https://journals.ur.edu.pl/ejcem/article/view/12900/12011 View of Behaviors of „open” population during influenza epidemic influenza epidemicviewbehaviorspopulation https://bjgp.org/content/17/79/100 Epidemic influenza. Patterns over 20 years (1949-1968). | British Journal of General Practice british journalgeneral practiceepidemicinfluenzapatterns https://www.asia-analytics.com.tw/en/case/c-Medical-1/ Epidemic Situation and Trend of H1N1 Influenza in a City | AsiaAnalytics Taiwan in aepidemicsituationtrendinfluenza