The Greater Chicago Study Center (GCSC) is responsible for conducting the National Children’s Study in Illinois and will follow children from the Greater Chicago area residing in Cook County, IL.
The GCSC is currently recruiting women in Cook County who are pregnant or who might become pregnant. If you are interested in taking part in the National Children’s Study and live in Cook County, Illinois, please call our toll free number at 866-315-7124.
If you would like us to contact you, please visit our registration page and fill out the online form.