1. Division of Cancer Epidemiology and Genetics; National Cancer Institute, National Institutes of Health, Department of Health and Human Services; Bethesda Maryland
2. Global Cancer Initiative; Chestertown Maryland
3. Regional Laboratory; Kaiser Permanente Northern California; Berkeley California
4. Information Management Services Inc; Calverton Maryland
5. Roche Molecular Systems; Pleasanton California
6. Department of Epidemiology; Cancer Institute and Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College; Beijing China
7. Centre for Cancer Prevention, Wolfson Institute of Preventive Medicine, Queen Mary University of London; London United Kingdom
8. Division of Gynecologic Oncology; Kaiser Permanente Medical Care Program; Oakland California