Epidemiological aspects of influenza in man and other animals.
D000818:Animals; D000956:Antigens, Viral; D004196:Disease Outbreaks; D005827:Genetics, Microbial; D006389:Hemagglutinins, Viral; D006801:Humans; D007125:Immunogenetics; D007251:Influenza, Human / Q000453:epidemiology* / Q000276:immunology; D009439:Neuraminidase; D009975:Orthomyxoviridae / Q000276:immunology; D010507:Periodicity; D012008:Recurrence; D013552:Swine; D013553:Swine Diseases; D015047:Zoonoses
D000956:Antigens, Viral; D006389:Hemagglutinins, Viral; D009439:Neuraminidase