Yusuke Koba, Takahito Kawata, Naoya Ukyo, Akira Tamekane, Mitsumasa Watanabe (Hyogo Prefectural Amagasaki General Medical Center, Hyogo, Japan)

Akihiro Yokoyama, Toshiya Kagoo, Saigen Boku, Hironori Ueno, Takahiro Yano (Div. Hematol., Dep. Int. Med., NTMC., Tokyo, Japan)

Shori Abe^1,3, Jun Nomura^1,3, Masahiro Kobayashi³, Ryo Ichinohasama², Junichi Kameoka³ (1.Hematology, Thoku Medical and Pharmaceutical University., Wakabayashi Hospital, Japan, 2.Division of Hematopathology, Tohoku University Graduate, Japan., 3.Hematology and Rheumatology, Tohoku medical and Pharmaceutical University, Japan)

Haruna Fujinami¹, Shigeru Kusumoto¹, Ayako Masaki², Yoshiko Ohshima¹, Takuto Tachita¹, Hirokazu Sasaki¹, Yoshiaki Marumo¹, Takashi Yoshida¹, Tomoko Narita¹, Asahi Ito¹, Masaki Ri¹, Hirokazu Komatsu¹, Hiroshi Inagaki², Shinsuke Iida¹ (1.Hematology and Oncology, Nagoya City University, Nagoya, Japan, 2.Pathology and Molecular Diagnostics, Nagoya City University, Nagoya, Japan)

Katsunori Tai^1,2, Hiroko Shigemi², Kazuhiro Itoh¹, Takahiro Yamauchi¹, Hiromichi Iwasaki² (1.1st. Dept. Int. Med., Fukui Univ., Fukui, Japan, 2.Dept. Infect. Cont. and Prev., Fukui Univ., Fukui, Japan)

Mio Saito¹, Yuta Kimura¹, Reiko Nakaseko¹, Jun Kikuchi², Yuka Tanaka¹, Yasuyuki Takahashi¹, Tatsuki Tomikawa¹, Junichi Watanabe¹, Morihiko Sagawa¹, Tomoe Anan¹, Takayuki Tabayashi¹, Michihide Tokuhira², Jun-Ichi Tamaru¹, Masahiro Kizaki¹ (1.Department of Hematology,Saitama Medical Center,Saitama Medical University,Saitama,Japan, 2.Department of Pathology,Saitama Medical Center,Saitama Medical University,Saitama,Japan)