1. Interdisciplinary Centre of Ultrasound Diagnostics, Gastroenterology, Endocrinology, Metabolism and Clinical Infectiology University Hospital Giessen and Marburg, Philipps University Marburg Marburg Germany
2. Department of Pulmonary and Critical Care Medicine University Hospital Giessen and Marburg, Philipps University Marburg Marburg Germany
3. Haematology, Oncology and Immunology University Hospital Giessen and Marburg, Philipps University Marburg Marburg Germany
4. Department Allgemeine Innere Medizin (DAIM) Kliniken Hirslanden Bern Bern Switzerland
5. Interdisciplinary Centre of Ultrasound Diagnostics University Hospital Giessen and Marburg, Philipps University Marburg Marburg Germany