Editorial: Influenza, the changing virus.
D000818:Animals; D000956:Antigens, Viral; D004196:Disease Outbreaks / Q000453:epidemiology; D000939:Epitopes; D006389:Hemagglutinins, Viral; D006801:Humans; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000453:epidemiology / Q000662:veterinary; D009439:Neuraminidase / Q000276:immunology; D009975:Orthomyxoviridae / Q000276:immunology*; D012367:RNA, Viral; D011995:Recombination, Genetic
D000956:Antigens, Viral; D000939:Epitopes; D006389:Hemagglutinins, Viral; D007252:Influenza Vaccines; D012367:RNA, Viral; D009439:Neuraminidase