John Maret-Ouda
![](https://mb.cision.com/Public/206/2345044/9e4c6d9f60452fd2_800x800ar.jpg)
Photographer: Mehrdad Modiri
John Maret-Ouda. Photo: Mehrdad ModiriPhotographer: Mehrdad Modiri
John Maret-Ouda. Photo: Mehrdad ModiriKAROLINSKA INSTITUTET PRESS OFFICE Opening hours: Monday–Friday 09.00–17.00 CET. Karolinska Institutet – a medical university ki.se