Kazuki Terada, Hideaki Ueki, Bunpei Miyazaki, Marina Yoshida, Taichiro Tsuchimochi, Kazuki Furudate, Ayako Sakurai, Yasushi Noguchi, Shunji Igarashi, Shosuke Sunami (Japanese Red Cross Narita Hospital, Narita, Chiba, Japan)

Young-Tak Lim¹, Kyung Mi Park¹, Eu Jeen Yang¹, Jae Min Lee², Jeong Ok Ha³, Sang Kyu Park⁴, Eun Sil Park⁵, Jae Young Lim⁵, Ji Yoon Kim⁶, Jikyoung Park⁷, Ye Jee Shim⁸, Seom Gim Kong⁹ (1.Pediatric Hematology, Pusan National University Cildren's Hospital, Yangsan, Gyeongnam, Republic of Korea, 2.Yeungnam University College of Medicine, Daegu, Gyeongbuk, Republic of Korea, 3.Daegu Fatima Hospital, Daegu, Gyeongbuk, Republic of Korea, 4.Ulsan University Hospital, Ulsan, Gyeongnam, Republic of Korea, 5.Gyeongsang National University School of Medicine, Jinju, Gyeongnam, Republic of Korea, 6.Kyungpook National University, Daegu, Gyeongbuk, Republic of Korea, 7.Inje University Busan Paik Hospital, Busan, Busan, Republic of Korea, 8.Keimyung University School of Medicine, Daegu, Gyeongbuk, Republic of Korea, 9.Kosin University College of Medicine, Busan, Busan, Republic of Korea)

Jutipong Boonmuang, Jassada Buaboonnam (Division of Hematology and Oncology, Department of Pediatrics, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Bangkok, Kingdom of Thailand)

Kyung-Nam Koh¹, Sung Min Chun², Jong Jae Kim², So Yoon Min¹, Ju Hee Shin¹, Jin Kyung Suh¹, Hyery Kim¹, Ho Joon Im¹, Jong Jin Seo¹ (1.Pediatrics, Asan Medical Center Children's Hospital, University of Ulsan College of Medicine, Songpa-gu, Seoul, Republic of Korea, 2.Pathology, Asan Medical Center, University of Ulsan College of Medicine, Songpa-gu, Seoul, Republic of Korea)

Yukihiro Takahashi, Toshiya Nishikubo (Division of Neonatal Intensive Care, Nara Medical University, Nara, Japan)

Eri Okura¹, Shoji Saito¹, Shinpei Arai², Daisuke Morita¹, Koichi Hirabayashi¹, Tomonari Shigemura¹, Miyuki Tanaka¹, Norimoto Kobayashi¹, Yozo Nakazawa¹ (1.Pediatrics., Shinshu University, Nagano, Japan, 2.Clinical laboratory, Shinshu University, Nagano, Japan)

Min-Yu Su¹, Shiann-Tarng Jou¹, Meng-Yao Lu², Yung-Li Yang³, Hsiu-Hao Chang⁴, Shu-Wei Chou⁵ (1.Pediatric Hematology and Oncology, National Taiwan University Children's Hospital, Taipei City, Taiwan, Taiwan, 2.Pediatric Hematology and Oncology, National Taiwan University Children's Hospital, Taipei City, Taiwan, Taiwan, 3.Pediatric Hematology and Oncology, National Taiwan University Children's Hospital, Taipei City, Taiwan, Taiwan, 4.Department of Laboratory Medicine, National Taiwan University Hospital, Taipei City, Taiwan, Taiwan, 5.Pediatric Hematology and Oncology, National Taiwan University Children's Hospital, Taipei City, Taiwan, Taiwan)

Aisha Mahesar¹, Mansoor_A Mazari² (1.Hematology, Chughtai Lab, Lahore, Punjab, Islamic Republic of Pakistan, 2.Children Hospital and Institute of Child Health, Lahore, Punjab, Islamic Republic of Pakistan)