Press photo Jonas F. Ludvigsson (image) Karolinska Institutet Share Print E-Mail Caption Professor Jonas F. Ludvigsson, Karolinska Institutet. Credit Alexander Donka. Usage Restrictions None Share Print E-Mail 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.