1. Department of Pathology and Laboratory Medicine; Kurume General Hospital; Kurume Japan
2. Department of Pathology; Kurume General Hospital; Kurume Japan
3. Department of Surgery; Kurume General Hospital; Kurume Japan
4. Department of Anatomical and Cellular Pathology; Prince of Wales Hospital; The Chinese University of Hong Kong; Shatin Hong Kong
5. Department of Radiology; Kurume General Hospital; Kurume Okayama Japan
6. Department of Laboratory Medicine; Kurume General Hospital; Kurume Okayama Japan
7. Department of Pathology; Kawasaki Medical School; Kurashiki Okayama Japan