Variations in the age selection of poliomyelitis associated with differences in economic status in Buffalo N.Y. , 1929, 1939, 1944, and 1949.
D000818:Animals; D016164:Bison; D002020:Buffaloes; D011051:Poliomyelitis; D011634:Public Health; D012959:Socioeconomic Factors; D014798:Vital Statistics
POLIOMYELITIS; PUBLIC HEALTH; VITAL STATISTICS