1. Center for Vascular Diseases and Medical Clinic III; Dresden University Hospital “Carl Gustav Carus”; Dresden Germany
2. Department of Gastroenterology; Medical Clinic I; Dresden University Hospital “Carl Gustav Carus”; Dresden Germany
3. Medical Faculty; Institute for Medical Informatics and Biometry; Technical University Dresden; Dresden Germany;
4. Department of Internal Medicine II; Krankenhaus Dresden-Friedrichstadt; Dresden Germany