Matthias Egger, University of Bern (IMAGE) University of Bern Caption Professor Dr. Matthias Egger, M.D., ISPM University of Bern. Credit Manu Friederich 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.