1. Division of Cancer Epidemiology and Genetics; National Cancer Institute; Bethesda MD
2. Texas Cancer Registry; Texas Department of State Health Services; Austin TX
3. Illinois State Cancer Registry; Illinois Department of Public Health; Springfield IL
4. Michigan Cancer Surveillance Program; Michigan Department of Health and Human Services; Lansing MI
5. Department of Epidemiology; College of Public Health; University of Iowa; Iowa City IA
6. New Jersey State Cancer Registry; Cancer Epidemiology Services; New Jersey Department of Health; Trenton NJ
7. Colorado Central Cancer Registry; Colorado Department of Public Health and Environment; Denver CO
8. New York State Cancer Registry; New York State Department of Health; Albany NY
9. University of Hawaii Cancer Center; Honolulu HI
10. Department of Surgery; Johns Hopkins Medical Institutions; Baltimore MD
11. Scientific Registry of Transplant Recipients; Minneapolis Medical Research Foundation; Minneapolis MN