1. Translational Research in Gastrointestinal Disorders, Department of Chronic Diseases and Metabolism, KU Leuven, Leuven, Belgium;
2. Department of Clinical Pharmacy and Toxicology, Leiden University Medical Center, Leiden, the Netherlands;
3. Clinical Pharmacology and Pharmacotherapy Unit, Department of Pharmaceutical and Pharmacological Sciences, KU Leuven, Leuven, Belgium;
4. Dermatology Research Unit, Ghent University, Ghent, Belgium;
5. Department of Dermatology, Ghent University Hospital, Ghent, Belgium;
6. Department of Pathology, Amsterdam University Medical Center, Amsterdam, the Netherlands;
7. Departments of Gastroenterology and Clinical Pharmacology, Christchurch Hospital, Te Whatu Ora Waitaha and University of Otago, Christchurch, New Zealand;
8. Division of Translational and Clinical Pharmacology, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio;
9. Department of Pediatrics, University of Cincinnati College of Medicine, Cincinnati, Ohio;
10. Department of Clinical Pharmacology, Medical University Vienna, Vienna, Austria;
11. InsightRX, San Francisco, California;
12. Department of Clinical Pharmacy, Institute of Pharmacy, University of Hamburg, Hamburg, Germany;
13. Department of Rheumatology, Amsterdam Rheumatology and Immunology Center Location Reade, Amsterdam, Netherlands;
14. Sanquin Research and Landsteiner Laboratory, Department of Immunopathology, Amsterdam UMC, Amsterdam, Netherlands;
15. Department of Gastroenterology and Hepatology, University Hospitals Leuven, Leuven, Belgium;
16. Sanquin Diagnostic Services, Pharma & Biotech Services, Amsterdam, the Netherlands;
17. Center for Inflammatory Bowel Diseases, Division of Gastroenterology, Beth-Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts;
18. Department of Pharmacy, Bellvitge University Hospital, Bellvitge Biomedical Research Institute (IDIBELL), Hospitalet de Llobregat, Barcelona, Spain; and
19. School of Pharmacy, University of Barcelona, Barcelona, Spain.