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Volume 16, Number 6—June 2010


Original Antigenic Sin and Pandemic (H1N1) 2009

Amesh A. AdaljaComments to Author  and D.A. Henderson
Author affiliations: University of Pittsburgh Medical Center, Baltimore, Maryland, USA

Main Article


Influenza strains dominant for specific age cohorts from 1956 study*

Age cohort, y Influenza strain
4–10 (born 1946–1952) A′
17–28 (born 1928–1939) A
>30 (born <1926) Swine

*Adapted from (3).

Main Article