title: The persistent legacy of the 1918 influenza virus.
authors: National Institute of Allergy and Infectious Diseases, Bethesda, MD, USA.
authors: David M
authors: DM
authors: Morens
authors: Jeffery K
authors: JK
authors: Taubenberger
authors: Anthony S
authors: AS
authors: Fauci
mesh_terms: D000818:Animals; D004196:Disease Outbreaks / Q000266:history* / Q000706:statistics & numerical data; D005814:Genes, Viral; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype / Q000235:genetics / Q000276:immunology / Q000472:pathogenicity; D007251:Influenza, Human / Q000266:history* / Q000276:immunology / Q000401:mortality / Q000635:transmission; D009976:Orthomyxoviridae Infections / Q000821:virology; D016865:Reassortant Viruses / Q000235:genetics; D013552:Swine