1. Department of Diagnostic Pathology; Japanese Red Cross Kochi Hospital; Kochi-city Kochi Japan
2. Department of Urology; Japanese Red Cross Kochi Hospital; Kochi-city Kochi Japan
3. Department of Pathology and Laboratory Medicine; Cedars-Sinai Medical Center; Los Angeles CA USA
4. Department of Pathology and Laboratory Medicine; University of Tennessee Health Sciences Center; Memphis TN USA
5. Instituto de Patologia e Investigacion; Universidad Nacional de Asuncion; Asuncion Paraguay
6. Department of Pathology; Charles University; Medical Faculty and Charles University Hospital Plzen; Pilsen Czech Republic