1. Department of Urology, University of Texas Health Sciences Center, San Antonio, Texas
2. Department of Epidemiology and Biostatistics, University of Texas Health Sciences Center, San Antonio, Texas
3. Gen-Probe, Incorporated, San Diego, California
4. Public Health Sciences Division, Fred Hutchinson Cancer Research Center, Seattle, Washington
5. Department of Cellular and Structural Biology, University of Texas Health Sciences Center, San Antonio, Texas