[Incidence of influenza viruses in a nursery].
D006801:Humans; D015994:Incidence; D007223:Infant; D007251:Influenza, Human / Q000453:epidemiology*; D009724:Nurseries, Infant; D009975:Orthomyxoviridae
INFLUENZA/epidemiology
Výskyt chräpkových värusov v detskom kolektive.