Juan Jesus Carrero (IMAGE) Karolinska Institutet Caption Juan Jesus Carrero, professor at the Department of Medical Epidemiology and Biostatistics, Karolinska Institutet. Credit Stefan Zimmerman 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.