1. City of Hope National Medical Center, Duarte, CA;
2. Division of Medical Oncology, Department of Medicine, University of Washington/Fred Hutchinson Cancer Research Center, Seattle, WA;
3. Division of Hematology and Medical Oncology, Department of Medicine, Loyola University Medical Center, Maywood, IL;
4. Mayo Clinic, Rochester, MN;
5. Division of Hematology and Oncology, Department of Medicine, University of Miami Sylvester Comprehensive Cancer Center, Miami, FL;
6. British Columbia Cancer Agency Centre for Lymphoid Cancer, Vancouver, BC, Canada;
7. German Hodgkin Study Group, Department of Internal Medicine I, University Hospital of Cologne, Cologne, Germany;
8. Seattle Genetics, Inc., Bothell, WA;
9. Millenium Pharmaceuticals, Inc., Cambridge, MA; and
10. Memorial Sloan Kettering Cancer Center, New York, NY