Harold Burkhart, M.D. (IMAGE) University of Oklahoma Caption Harold Burkhart, M.D., is division chief of Cardiovascular and Thoracic Surgery in the University of Oklahoma College of Medicine and medical director of Pediatric Cardiovascular Surgical Services and chief of Pediatric Cardiothoracic Surgery at Oklahoma Children's Hospital OU Health. Credit University of Oklahoma Usage Restrictions None 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.