Dr. Siru Liu (IMAGE) Vanderbilt University Medical Center Caption Lead author Siru Liu, PhD, assistant professor of Biomedical Informatics at VUMC. Credit Vanderbilt University Medical Center Usage Restrictions Vanderbilt University Medical Center License Original 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.