[Biological characteristics of strains of influenza virus isolated in 1956 in the Rumanian People's Republic].
D005006:Ethnicity; D006801:Humans; D009975:Orthomyxoviridae; D013180:Sprains and Strains
INFLUENZA VIRUSES
Caracteristicile biologice ale tulpinilor de virus gripal izolate in 1956 in R.P.R.