title: Reflections on the epidemiology of myxovirus infections.
mesh_terms: D000956:Antigens, Viral / Q000235:genetics; D004196:Disease Outbreaks; D000939:Epitopes; D006801:Humans; D009980:Influenza A virus / Q000235:genetics / Q000276:immunology; D007251:Influenza, Human / Q000276:immunology / Q000382:microbiology; D009154:Mutation; D011995:Recombination, Genetic
chemical_list: D000956:Antigens, Viral; D000939:Epitopes