[1] Harvard Mit Div Hlth Sci & Technol, MIT Sloan Sch Management, Cambridge, MA USA
[2] Thomson Medstat, Market Scan Studies, Cambridge, MA USA
[3] Novartis Pharmaceut, Florham Pk, NJ USA
[4] Oregon Hlth & Sci Univ, Portland, OR 97201 USA
[5] Portland Vet Med Ctr, Dept Oncol, Portland, OR USA
[6] Univ Helsinki, Dept Oncol, Helsinki, Finland
[7] Fox Chase Canc Ctr, Dept Oncol, Philadelphia, PA 19111 USA
[8] Dana Farber Canc Inst, Ctr Sarcoma & Bone Oncol, Boston, MA 02115 USA