1. University of Colorado Cancer Center; Denver Colorado
2. Massachusetts General Hospital Cancer Center; Boston Massachusetts
3. Alabama Oncology-St Vincent's Birmingham; Birmingham Alabama
4. The University of Texas MD Anderson Cancer Center; Houston Texas
5. AstraZeneca Pharmaceuticals, LP; Gaithersburg Maryland
6. AstraZeneca Pharmaceuticals, LP; Wilmington Delaware
7. United BioSource Corporation; Montreal Quebec Canada
8. United BioSource Corporation; Munich Germany