1. Division of Urology, Department of Surgery, University of Arizona, Tucson, AZ, USA
2. BioSpyder Technologies, Inc, Tucson, AZ, USA
3. Department of Pathology, University of Arizona, Tucson, AZ, USA
4. Department of Surgery, University of Arizona, Tucson, AZ, USA
5. Department of Epidemiology and Biostatistics, University of Arizona, Tucson, AZ, USA
6. Department of Cellular and Molecular Medicine, University of Arizona, Tucson, AZ, USA