1. Department of Epidemiology and BiostatisticsUniversity of California San Francisco CA USA
2. Helen Diller Family Comprehensive Cancer CenterUniversity of California San Francisco CA USA
3. Department of Preventive Medicine, Keck School of MedicineUniversity of Southern California Los Angeles CA USA
4. Program in Public Health, Susan and Henry Samueli College of Health SciencesUniversity of Irvine Irvine CA USA
5. Cancer Prevention Institute of California Fremont CA USA
6. Epidemiology ProgramUniversity of Hawaii Cancer Center Honolulu HI USA
7. Stanford University School of Medicine Stanford CA USA
8. Department of Epidemiology, School of Public HealthUniversity of California, Los Angeles Los Angeles CA USA