Professor Tove Fall, Uppsala University (IMAGE) Uppsala University Caption Tove Fall, Professor in Molecular Epidemiology, Department of Medical Sciences, Molecular Epidemiology, and the SciLifeLab, Uppsala University, Sweden Credit Mikael Wallerstedt Usage Restrictions Credit must be given to the creator. License CC BY 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.