title: [Darwin's principles direct the development of A/H1N1. Influenza virus evolution enormously complex--the new influenza is not and exception].
authors: annika.linde@smi.se
authors: Annika
authors: A
authors: Linde
authors: Mia
authors: M
authors: Brytting
authors: Johan
authors: J
authors: Struwe
authors: Jan
authors: J
authors: Albert
mesh_terms: D000818:Animals; D005075:Biological Evolution; D004196:Disease Outbreaks; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype / Q000235:genetics; D007251:Influenza, Human / Q000453:epidemiology / Q000635:transmission / Q000821:virology; D009154:Mutation; D011024:Pneumonia, Viral / Q000821:virology; D013552:Swine / Q000821:virology