Map of UDN Clinical Centers (IMAGE) NIH/National Human Genome Research Institute Caption This map shows the location of the seven clinical sites located throughout the United States. Credit Ernesto Del Aguila, NHGRI Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.