Lalita Sathitsamitphong, Pimlak Charoenkwan, Rungrote Natesirinilkul, Worawut Choeyprasert (Division of Pediatric Hematology-Oncology, Department of Pediatrics, Faculty of Medicine, Chiang Mai University, Muang, Kingdom of Thailand)

Mitsuru Moriyama, Seiichiro Katagiri, Daigo Akahane, Tamiko Suguro, Nahoko Furuya, Hiroaki Fujimoto, Kazuma Ohyashiki (Department of Hematology, Tokyo Medical University)

Hiroshi Hayakawa, Rie Shimizu, Ken Hashimoto, Satoshi Iwata, Kotaro Miyao, Tomohiro Kajiguchi (Department of Hematology and Oncology, Tosei General Hospital, Seto, Japan)

Kazuhito Itani¹, Masuho Saburi¹, Kazuhiro Kohno¹, Yasuhiro Soga², Masao Ogata³, Toshiyuki Nakayama¹ (1.Department of Hematology, Oita Kouseiren Tsurumi Hospital, Oita, Japan, 2.Department of Clinical Laboratory, Oita Kouseiren Tsurumi Hospital, Oita, Japan, 3.Department of Hematology, Oita University Hospital, Oita, Japan)

Asami Yamada, Nao Nishimura, Kenji Tokunaga, Masao Matsuoka (Hematol., Kumamoto Univ., Kumamoto, Japan)

Daisuke Hasegawa¹, Shinsuke Hirabayashi¹, Satoshi Miyamoto¹, Shunsuke Kimura¹, Yuri Yoshimoto¹, Yosuke Hosoya¹, Kenichi Yoshida², Seishi Ogawa², Atsushi Manabe¹ (1.Department of Pediatrics, St. Luke's International Hospital, Tokyo, Japan, 2.Department of Pathology and Tumor Biology, Kyoto University, Japan)

Yasuhiro Tsukamoto¹, Mariko Tsuda¹, Hiroki Muta¹, Taisuke Narazaki¹, Kaname Miyashita², Yasuhiro Nakashima¹, Motoaki Shirathuchi¹, Yoshihiro Ogawa¹ (1.Dept. of Medicine and Bioregulatory Science, Kyushu Univ., Fukuoka, Japan, 2.Hematology, National Hospital Organization Kyushu Cancer Center, Fukuoka Japan)