1. HOPE-Practice for Oncology; Hamburg Germany
2. HELIOS Park-Klinikum; Pankreaszentrum, Leipzig Germany
3. Outpatient Centre for Oncology; Dresden Germany
4. Rostock South City Medical Centre; Rostock Germany
5. Ambulatory Healthcare Centre for Cancer and Blood Diseases; Potsdam Germany
6. Statistics, iOMEDICO; Freiburg Germany
7. Clinical Epidemiology and Health Economics; iOMEDICO; Freiburg Germany
8. Outpatient-Centre for Interdisciplinary Oncology and Haematology; Freiburg Germany