1. Department
of Pharmacy, Uppsala University, Box 580, 751 23 Uppsala, Sweden
2. Department
of Radiology, Karolinska University Hospital in Huddinge, Stockholm, Sweden
3. Department
of Clinical Science, Intervention and Technology (CLINTEC), Karolinska Institutet, Stockholm, Sweden
4. Department
of Radiology, Uppsala University Hospital, Uppsala University, 751
85 Uppsala, Sweden
5. Department
of Surgical Sciences, Uppsala University Hospital, Uppsala University, 751 85 Uppsala, Sweden
6. Department
of Chemistry, Environment and Feed Hygiene, National Veterinary Institute (SVA), 751 89 Uppsala, Sweden
7. Unit
of Gastroenterology, Deptartment of Internal Medicine Huddinge, Karolinska Institutet, Stockholm, Sweden
8. Department
of Digestive Diseases, Karolinska University Hospital in Huddinge, Stockholm, Sweden