1. Department of Health Economics Corvinus University of Budapest Budapest Hungary
2. University Research and Innovation Center Óbuda University Budapest Hungary
3. Corvinus Institute of Advanced Studies Corvinus University of Budapest Budapest Hungary
4. Medical Centre Hungarian Defence Forces Budapest Hungary
5. Division of Gastroenterology Department of Internal Medicine University of Debrecen Debrecen Hungary
6. McGill University Health Centre MUHC Montreal General Hospital Montreal Quebec Canada
7. Hungarian Academy of Sciences Premium Postdoctoral Research Program Budapest Hungary