1. Albert Einstein College of Medicine; Bronx New York
2. University of Arizona Cancer Center; Tucson Arizona
3. Fred Hutchinson Cancer Research Center; Seattle Washington
4. Wake Forest School of Medicine; Winston-Salem North Carolina
5. School of Medicine; University of Alabama at Birmingham; Birmingham Alabama
6. Memorial Hospital of Rhode Island; Pawtucket Rhode Island
7. Mel and Enid Zuckerman College of Public Health; University of Arizona; Tucson Arizona