Li Li, MD, PhD, MPH (IMAGE) University of Virginia Health System Caption UVA Health's Li Li, MD, PhD, MPH, has been appointed to the U.S. Preventive Services Task Force. Credit UVA Health Usage Restrictions Image may only be used with coverage of this news release. 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.