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American Journal of Public Health and the Nation's Health logoLink to American Journal of Public Health and the Nation's Health
. 1941 Jul;31(7):749–750.

Publications of the University of Pennsylvania Bicentennial Conference

Reviewed by: Mazÿck P Ravenel
PMCID: PMC1531311

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Articles from American Journal of Public Health and the Nations Health are provided here courtesy of American Public Health Association

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