[Viral serology of influenza during the 1969-70 epidemic].
D004196:Disease Outbreaks; D005602:France; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology*; D009975:Orthomyxoviridae
Sérologie virale de la grippe au cours de l'épidémie de 1969-1970.