Asa Tivesten, University of Gothenburg (IMAGE) University of Gothenburg Caption This is Asa Tivesten, Professor of medicine, Sahlgrenska Academy, University of Gothenburg. Credit Photo by photo: Magnus Gotander/Bilduppdraget 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.