Yuki Takeuchi¹, Nozomu Uematsu¹, Mari Kitahara¹, Hiroko Kazumoto¹, Tsutomu Shishido¹, Takehiko Kirihara¹, Keijiro Sato¹, Yasushi Senoo¹, Toshimitsu Ueki¹, Yuki Hiroshima¹, Masahiko Sumi¹, Mayumi Ueno², Naoaki Ichikawa², Hikaru Kobayashi¹ (1.Department of Hematology, Nagano Red Cross Hospital, Nagano, Japan, 2.Department of Oncology, Nagano Red Cross Hospital, Nagano, Japan)

Sachio Fujita¹, Wataru Nakamura¹, Akiko Hayashi¹, Naoki Miyagawa¹, Tomoko Yokosuka¹, Satoshi Hamanoue¹, Fuminori Iwasaki¹, Masae Shiomi¹, Shoko Goto¹, Hiroaki Goto¹, Junichi Nagai² (1.Division of Hematology/Oncology, Kanagawa Children's Medical Center, Yokohama, Japan, 2.Division of Laboratory Medicine, Kanagawa Children's Medical Center, Yokohama, Japan)

Kunio Hayashi¹, Kazuhiro Ikegame², Naoto Takahashi³ (1.Division of Hematology, Meiwa General Hospital, Nishinomiya, Japan, 2.Division of Hematology, Hyogo College of Medicine, Nishinomiya, Japan, 3.Department of Hematology, Nephrology and Rheumatology, Akita University, Akita, Japan)

Wataru Maruyama, Shinichi Kotani, Futoshi Iioka, Takashi Akasaka, Hitoshi Ohno (Department of Hematology, Tenri Hospital, Japan)

Midori Goto¹, Takahiro Yamaguchi², Tomohiro Fujiyama¹, Sayoko Ohkawara¹, Toru Watanabe¹, Kenichi Akao¹, Makoto Hirosawa¹, Ai Kawahara³, Noriaki Kitamura¹, Tsukasa Nakanishi¹, Aya Tanaka¹, Takefumi Katsuragi¹, Takehiro Higashi¹, Hiroaki Morimoto¹, Junichi Tsukada¹ (1.Dept. Hematology, UOEH, Kitakyusyu, Japan, 2.Dept. Hematol. and Oncology, Wakamatsu Hospital of UOEH, Kitakyusyu, Japan, 3.Nishinihon Occupational Health Service Center, Kitakyusyu, Japan)

Keisuke Kidoguchi¹, Kensuke Kojima¹, Masako Yokoo², Kana Kusaba¹, Haruna Sano¹, Kyosuke Yamaguchi¹, Hiroo Katsuya¹, Yasushi Kubota¹, Toshihiko Ando¹, Shinya Kimura¹ (1.Hematol., Saga Univ., Saga, Japan, 2.Saga Ken Medical Centre KOSEIKAN, Saga, Japan)

Yuka Torii¹, Ryo Yanagiya², Rintaro Ohe³, Tomomi Toubai¹, Akane Yamada¹, Keiko Aizawa¹, Yosuke Shiono¹, Satoshi Ito¹, Mitsunori Yamakawa^1,3, Kenichi Ishizawa¹ (1.3rd Int. Med., Yamagata Univ. Hospital, Yamagata, Japan, 2.Nihonkai General Hospital, Yamagata, Japan, 3.Dept. of Pathol. Diagnostics, Yamagata Univ., Yamagata, Japan)