1. Department of Radiology, Copenhagen University Hospital, Rigshospitalet, Denmark
2. Copenhagen Academy for Medical Education and Simulation, Center for Human Resources and Education, Copenhagen, Denmark
3. Outpatient Department of Gastroenterology, IBD center, Policlinic Helios Klinikum Buch, Berlin, Germany
4. Kliniken Hirslanden Bern, Beau Site, Salem und Permanence, Bern, Switzerland