Ann-Sofie Sundman, Linköping University (IMAGE) Linköping University Caption Ann-Sofie Sundman, Ph.D., Linköping University. Credit Veronica Thoresson Usage Restrictions Please use appropriate caption and credit. 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.