James S. Gammie, University of Maryland (IMAGE) University of Maryland Medical Center Caption This is James S. Gammie, MD, performing heart surgery at the University of Maryland Medical Center. Credit University of Maryland Medical Center 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.