1. Celiac Center AmsterdamDepartment of Gastroenterology and HepatologyVU University Medical CenterAmsterdamThe Netherlands
2. Department of RadiologyVU University Medical CenterAmsterdamThe Netherlands
3. Department of Epidemiology and BiostatisticsVU University Medical CenterAmsterdamThe Netherlands
4. Department of NephrologyVU University Medical CenterAmsterdamThe Netherlands
5. Department of Molecular Cell Biology and ImmunologyVU University Medical CenterAmsterdamThe Netherlands
6. Department of RadiologySt JansdalHarderwijkThe Netherlands