1. Department of Population and Public Health Sciences, University of Southern California, Keck School of Medicine , 1845 N Soto St, Los Angeles, CA 90032 , United States
2. Department of Urology , Norris Comprehensive Cancer Center, , 1441 Eastlake Ave, Los Angeles, CA 90033 , United States
3. University of Southern California , Norris Comprehensive Cancer Center, , 1441 Eastlake Ave, Los Angeles, CA 90033 , United States
4. Department of Urology, University of California, San Francisco , 400 Parnassus Ave, San Francisco, CA 94143 , United States