1. Netherlands Pharmacovigilance Centre Lareb,‘s’-Hertogenbosch, Netherlands
2. Department of Pharmacy, Radboud Institute for Health Sciences, Radboud University Medical Center, Nijmegen, The Netherlands
3. Department of Dermatology, Public Health and Epidemiology, Immunity and Infections, Amsterdam UMC, location Academic Medical Center, Amsterdam, The Netherlands
4. Department of Psychology, Health & Technology, University of Twente, Enschede, The Netherlands
5. Department of Rheumatology and Clinical Immunology, Medisch Spectrum Twente, Enschede, The Netherlands
6. Department of Rheumatology & Clinical Immunology, Amsterdam UMC, location AMC, University of Amsterdam and Amsterdam Rheumatology & Immunology Center (ARC), Amsterdam, the Netherlands
7. Department of Gastroenterology, Radboud University Medical Center, Nijmegen, The Netherlands
8. Division of Gastroenterology, Department of Medicine, University of Alberta, Edmonton, Alberta, Canada
9. Amsterdam Rheumatology & Immunology Center| Reade, Amsterdam, The Netherlands
10. Department of Pharmacy, Sint Maartenskliniek, Nijmegen, Netherlands
11. Department of Dermatology, Erasmus MC, Rotterdam, The Netherlands
12. Centre for Human Drug Research, Leiden, The Netherlands