[Further data on the natural variability of the influenza virus studied in the Rumanian People's Republic in 1954].
D005006:Ethnicity; D006801:Humans; D009975:Orthomyxoviridae; D012106:Research
INFLUENZA VIRUSES
Date noi asupra variabilităţii naturale a virusului gripal urmărit în R.P.R. in 1954.