[Influenza A during the Winter season 1977-78 caused by the "old" H3N2-virus and the "new" H1N1-virus].
D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype; D053122:Influenza A Virus, H3N2 Subtype; D009980:Influenza A virus; D007251:Influenza, Human / Q000453:epidemiology / Q000382:microbiology*; D009426:Netherlands
Influenza A in het winterseizoen 1977-78, veroorzaakt door het "oude" H3N2-virus en het "nieuwe" H1N1-virus.