Trend of influenza mortality during the period 1920-51.
D005544:Forecasting; D006801:Humans; D007251:Influenza, Human / Q000706:statistics & numerical data*
INFLUENZA/statistics
Public Health Rep. 1951 Nov 16;66(46):1487-1516
14875911
Br Med J. 1950 Feb 4;1(4648):267
15405001