^○Juri Ogawa¹, Kentaro Kuwabara², Yasuhiko Kawakami¹ (Department of Pediatrics, Nippon Medical School, Tokyo, Japan¹, Department of Pediatrics, Hiroshima City Hiroshima Citizens Hospital, Hiroshima, Japan²)

^○Misa Miyake¹, Naoko Ishihara¹, Jun Natsume², Shigetaka Suzuki³, Hiroki Miura¹, Fumihiko Hattori¹, Yoshiyuki Takahashi², Seiji Kojima², Hiroshi Toyama³, Tetsushi Yoshikawa¹ (Department of Pediatrics, Fujita Health University School of Medicine, Toyoake, Japan¹, Department of Pediatrics, Nagoya University Graduate School of Medicine, Nagoya, Japan², Department of Radiology, Fujita Health University School of Medicine, Toyoake, Japan³)

^○Makiko Saitoh¹, Ai Hoshino^{1, 2}, Kenjiro Kikuchi³, Gaku Yamanaka⁴, Masaya Kubota⁵, Jun—ichi Takanashi⁶, Tomohide Goto⁷, Akira Oka², Masashi Mizuguchi¹ (Department of Developmental Medical Sciences, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan¹, Department of Pediatrics, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan², Department of Pediatrics, The Jikei University School of Medicine, Tokyo, Japan³, Department of Pediatrics, Tokyo Medical University, Tokyo, Japan⁴, Division of Neurology, National Center for Child Health and Development, Tokyo, Japan⁵, Department of Pediatrics, Tokyo Womens Medical University Yachiyo Medical Center, Yachiyo, Japan⁶, Department of Neurology, Kanagawa Childrens Medical Center, Yokohama, Japan⁷)

^○Masafumi Sanefuji^{1, 2}, Sooyoung Lee^{2, 3}, Michiko Torio², Yuko Ichimiya², Yasunari Sakai², Yoshito Ishizaki², Hiroyuki Torisu^{2, 4}, Momoko Sasazuki², Satoshi Akamine², Shouichi Ohga² (Research Center for Environment and Developmental Medical Sciences, Kyushu University, Fukuoka, Japan¹, Department of Pediatrics, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan², Department of Critical Care, Fukuoka Children’s Hospital, Fukuoka, Japan³, Section of Pediatrics, Department of Medicine, Fukuoka Dental College, Fukuoka, Japan⁴)

^○Yuichi Abe, Kaori Sassa, Hideo Yamanouchi (Department of Pediatrics, Saitama Medical University, Saitama, Japan)

^○Mihoko Matsuzaki^{1, 2}, Rieko Takahashi¹, Satoru Nagata¹, Yoji Nagashima³, Hideaki Oda⁴ (Department of Pediatrics, Tokyo Women’s Medical University, Tokyo, Japan¹, School of Education and Welfare, College of Integrated Human and Social Welfare, Shukutoku University, Chiba, Japan^2,Department of Surgical Pathology, Tokyo Women’s Medical University, Tokyo, Japan³, Department of Pathology, Tokyo Women’s Medical University, Tokyo, Japan⁴)