William O'Neill, M.D. (IMAGE) Henry Ford Health Caption William O'Neill, M.D., medical director of Henry Ford's Center for Structural Heart Disease and principal investigator of the study. Credit Henry Ford Health System 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.