Amr Sawalha, M.D. (IMAGE) University of Pittsburgh Caption Professor of pediatrics and medicine, University of Pittsburgh, and chief, Division of Pediatric Rheumatology, UPMC Children's Hospital of Pittsburgh. Credit UPMC 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.