Peter Chen (IMAGE) Cedars-Sinai Medical Center Caption In this photo taken before COVID-19, Peter Chen, MD, explains a diagnosis to a patient. Credit Photo by Cedars-Sinai 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.