1. Research Service, Veterans Affairs Northern California Health Care System, Sacramento, California
2. California Northstate College of Pharmacy, Rancho Cordova, California
3. Department of Medical Microbiology and Immunology, University of California-Davis, Sacramento, California
4. Department of Urology, University of California-Davis, Sacramento, California
5. Department of Biochemistry and Molecular Medicine, University of California-Davis, Sacramento, California