1. University of Bern; Institute of Social and Preventive Medicine; Bern Switzerland 3012
2. Kantonsspitalapotheke Winterthur; Pharmacy; Brauerstrasse 15 Winterthur Switzerland CH-8400
3. Institute of Medical Biometry and Medical Informatics, University Medical Center Freiburg; German Cochrane Centre; Stefan-Meier-Str. 26 Freiburg Germany D-79104
4. American Society of Clinical Oncology; Department of Quality and Guidelines; 1900 Duke Street, Suite 200 Alexandria VA USA 22314
5. Achterstreet 11 Cologne Germany 50678
6. University of Exeter Medical School, University of Exeter; Peninsula Technology Assessment Group (PenTAG); Veysey Building Salmon Pool Lane Exeter UK EX2 4SG
7. University Hospital of Cologne; Cochrane Haematological Malignancies Group, Department I of Internal Medicine; Kerpener Str. 62 Cologne Germany 50924