1. Department of Diagnostic Pathology and Cytology, Kuma Hospital, 8-2-35 Shimoyamate-dori, Chuo-Ku, Kobe, Hyogo 650-0011, Japan
2. Department of Ineternal Medicine, Kuma Hospital, 8-2-35 Shimoyamate-dori, Chuo-Ku, Kobe, Hyogo 650-0011, Japan
3. Department of Laboratory Medicine, Kuma Hospital, 8-2-35 Shimoyamate-dori, Chuo-Ku, Kobe, Hyogo 650-0011, Japan
4. Department of Surgery, Kuma Hospital, 8-2-35 Shimoyamate-dori, Chuo-Ku, Kobe, Hyogo 650-0011, Japan