1. Oncology/Hematology; Kantonsspital Graubünden; Chur Switzerland
2. Cancer Sciences Unit; University of Southampton; Southampton United Kingdom
3. Department of Oncology Kantonsspital Luzern; Luzern Switzerland
4. Department of Oncology/Hematology; Kantonsspital St. Gallen; St. Gallen Switzerland
5. Department of Oncology; The Christie Clinic; Manchester United Kingdom
6. Department of Oncology; Kantonsspital Aargau; Aarau Switzerland
7. SAKK Coordinating Center; Bern Switzerland
8. Oncology; Hospital Simmental; Thun Switzerland
9. Department of Oncology; Bellinzona IOSI; Bellinzona Switzerland
10. Department of Nephrology; Hypertension and Clinical Pharmacology; University of Bern; Bern Switzerland
11. International Breast Cancer Study Group Coordinating Center Bern and University Hospital; Inselspital Bern Switzerland