1. West Michigan Cancer Center, Kalamazoo, MI
2. Michigan State University/Kalamazoo Center for Medical Studies, Kalamazoo, MI
3. Michigan State University College of Human Medicine, East Lansing, MI
4. Sparrow Health System, Lansing; and Michigan State University College of Osteopathic Medicine, East Lansing, MI
5. National Cancer Institute, Rockville, MD