Dr. Zhenhua Shao and Dr. Daniel Rosenbaum (IMAGE) UT Southwestern Medical Center Caption (L-R) Dr. Zhenhua Shao and Dr. Daniel Rosenbaum are pictured. Credit UT Southwestern Medical Center Usage Restrictions Credit UT Southwestern Medical Center 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.