Health and educational organizations in Polk County, along with the University of Iowa, have been selected to participate in the
National Children`s Study, a long-range comprehensive National Institutes of Health investigation of the interaction of genes and the environment on
children`s health. The participation includes an $11.9 million grant for the first five years.
The study will follow a representative national
sample of 100,000 children from before birth to age 21, including
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