Influenza B in Needham, Massachusetts, December, 1945; serologic studies in cases and in family contacts.
FINLAND
M
M
BARNES
M W
MW
D001699:Biometry; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology* / Q000706:statistics & numerical data*; D008404:Massachusetts
INFLUENZA/epidemiology and statistics