1. Outpatient Clinics for Hematology and Oncology, Cologne, Germany
2. Outpatient Clinics for Hematology and Oncology, Dortmund, Germany
3. Outpatient Clinics for Hematology and Oncology, Münster, Germany
4. Outpatient Clinics for Hematology and Oncology, Potsdam, Germany
5. Outpatient Clinics for Hematology and Oncology, Frankfurt/Main, Germany
6. Outpatient Clinics for Hematology and Oncology, Berlin, Germany
7. TDS, Basel, Switzerland