1. Department of Pathology; Asan Medical Center; University of Ulsan College of Medicine; Seoul Korea
2. Department of Pathology; Hanyang University College of Medicine; Hanyang University Medical Center; Seoul Korea
3. Department of Clinical Epidemiology and Biostatistics; Asan Medical Center; University of Ulsan College of Medicine; Seoul Korea
4. Department of Urology; Asan Medical Center; University of Ulsan College of Medicine; Seoul Korea
5. Department of Pathology; Yonsei University College of Medicine; Severance Hospital Seoul Korea
6. Department of Pathology and Genomic Medicine; Houston Methodist Hospital; Weill Medical College of Cornell University; Houston Texas