title: Rapid diagnosis of the sub-group of influenza-A virus strains isolated during the epidemic of 1949 in the Netherlands.
authors.forename: J
authors.initials: J
authors.lastname: MULDER
authors.forename: J
authors.initials: J
authors.lastname: VAN DER VEEN
mesh_terms: D006801:Humans; D009980:Influenza A virus; D007251:Influenza, Human; D009426:Netherlands