Daiki Hori, Ryoji Kobayashi, Satoru Matsushima, Hirozumi Sano, Daisuke Suzuki, Kunihiko Kobayashi (Hematology/Oncology for children and adolescents, Sapporo Hokuyu Hospital, Sapporo, Japan)

Shohei Ikeda¹, Saburo Tsunoda¹, Masumi Sukegawa¹, Manabu Suzuki¹, Hiroshi Hojo², Masatsugu Ohta¹ (1.Dept.Hematology, Fukushima Medical University, Aizu Medical Center, Fukushima, Japan, 2.Dept.Diagnostic Pathology, Fukushima Medical University, Aizu Medical Center, Fukushima, Japan)

Masahiko Kouroki^1,2, Takahiro Yamashita², Masayuki Imaya², Yusuke Miyashita², Tadashi Anan², Kimitoshi Nakamura², Ken-Ichi Imadome³ (1.Department of Pediatrics, Kitakyushu Municipal Yahata Hospital, Kitakyushu, Japan., 2.Department of Pediatrics, Kumamoto University, Kumamoto, Japan., 3.National Center for Child Health and Development, Tokyo, Japan)

Hideaki Goto¹, Yu Mizutani¹, Seiji Kakiuchi¹, Kimikazu Yakushijin¹, Katsuya Yamamoto¹, Tsuyoshi Yamano³, Yoko Adachi² (1.Department of Medical Oncology/Hematology, Kobe University Hospital, Hyogo, Japan, 2.Department of Internal Medicine, JCHO Kobe Central Hospital, Hyogo, Japan, 3.Department of Pathology, JCHO Kobe Central Hospital, Hyogo, Japan)

Yoshiko Inoue, Mitsunori Ueno, Taichi Hirano, Norikazu Mitsui, Shunichirou Yamaguchi, Toshiro Kawakita, Tatsunori Sakai, Naoko Harada, Tetsuyuki Kiyokawa, Michihiro Hidaka (National Hospital Organization Kumamoto Medical Center)

Hiroshi Yamasaki (Department of Hematology and Oncology, Kumamoto City Hospital, Kumamoto, Japan)

Chepsy C Philip, Suvir Singh, Amrith Mathew, Aikaj Jindal, Naveen Kakkar, M Joseph John (Christian Medical College & Hospital, Ludhiana, Republic of India)