1. Department of Epidemiology & Biostatistics; University of California San Francisco; San Francisco California
2. Department of Hematology/Oncology; University of California San Francisco; San Francisco California
3. Cancer Prevention Program; Fred Hutchinson Cancer Research Center; Seattle Washington
4. Institute for Human Genetics; University of California San Francisco; San Francisco California
5. Department of Urology; University of California San Francisco; San Francisco California
6. Helen Diller Family Comprehensive Cancer Center; University of California San Francisco; San Francisco California