1. Department of Urology; Botucatu School of Medicine; State University of São Paulo; Sao Paulo Brazil
2. Division of Plastic Surgery; Botucatu School of Medicine; State University of São Paulo; Sao Paulo Brazil
3. Radiology; Botucatu School of Medicine; State University of São Paulo; Sao Paulo Brazil
4. Department of Anatomy; Faculty of Medical Sciences; University of Campinas; Campinas Brazil