Epidemic respiratory infection in a rural population with special reference to the influenza A epidemics of 1933, 1936-7 and 1943-4.
D001699:Biometry; D058872:Epidemics; D004813:Epidemiology; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology* / Q000706:statistics & numerical data*; D012141:Respiratory Tract Infections; D012424:Rural Population
EPIDEMIOLOGY/rural; INFLUENZA/epidemiology and statistics