Jonas F. Ludvigsson
![](https://mb.cision.com/Public/206/2793740/9c2d37359860456a_800x800ar.jpg)
Photographer: Carl Quick
Jonas F. Ludvigsson, Professor at the Department of Medical Epidemiology and Biostatistics at Karolinska Institutet and Senior Physician at the Department of Paediatrics at Örebro University Hospital. Photo: Carl Quick