1. Department of Gastroenterology and Hepatology, Erasmus Medical Center , Dr. Molewaterplein 40, Room Na-6, PO Box 2040, 3015GD Rotterdam , The Netherlands
2. Department of Internal Medicine, Erasmus Medical Center , Rotterdam , The Netherlands
3. Department of Dermatology, Erasmus Medical Center , Rotterdam , The Netherlands
4. Department of Rheumatology, Erasmus Medical Center , Rotterdam , The Netherlands
5. Department of Epidemiology of Cardiometabolic Disorders, Erasmus Medical Center , Rotterdam , The Netherlands