1. 1Department of Public Health Sciences, UC Davis Comprehensive Cancer Center, University of California Davis, Davis, California.
2. 2Department of Population Health Sciences, School of Medicine, Mays Cancer Center, The University of Texas Health Science Center at San Antonio, San Antonio, Texas.
3. 3Division of Intramural Research, National Institute on Minority Health and Health Disparities, NIH, Bethesda, Maryland.
4. 4Department of Epidemiology and Biostatistics, Helen Diller Family Comprehensive Cancer Center, University of California, San Francisco, California.
5. 5Department of Population and Public Health Sciences, Department of Urology, Keck School of Medicine of USC, Norris Comprehensive Cancer Center, University of Southern California, Los Angeles, California.