^○Toru Kato¹, Takeshi Tsuji¹, Fumio Hayakawa¹, Tetsuo Kubota², Hiroyuki Kidokoro³, Jun Natsume⁴, Akihisa Okumura⁵ (1.Department of Pediatrics, Okazaki City Hospital, Okazaki, Japan, 2.Department of Pediatrics, Anjo Kosei Hospital, Anjo, Japan, 3.Department of Pediatrics, Nagoya University Graduate School of Medicine, Nagoya, Japan, 4.Department of developmental disability medicine, , Nagoya University Graduat e School of Medicine, Nagoya, Japan, 5.Department of Pediatrics, Aichi Medical University, Nagakute, Japan)

^○Tomoki Maeda, Kazuhito Sekiguchi, Mizuho Takahashi (The Department of Pediatrics, Oita University, Oita, Japan)

^○Tadashi Shinomoto^1,2, Satoshi Mizutani¹, Makoto Nabetani² (1.Yodogawa Christian Hospital Department of Pediatrics, Osaka, Japan, 2.Yodogawa Christian hospital hospice Children's hospice hospital, Osaka, Japan)

^○Ryutaro Yamada, Masahiro Ito, Hisamitsu Tamaki (The department of pediatrics Tokyo metropolitan Bokuto hospital, Tokyo, Japan)

^○Ryota Igarashi¹, Shunsuke Araki¹, Daisuke Shimizu¹, Shutaro Suga¹, Mami Eguchi¹, Masayuki Shimono¹, Koichi Kusuhara¹, Manami Yugoshi², Yuto Ogata², Yoko Nakamoto² (1.Department of Pediatrics, University of Occupational and Environmental Health, kitakyushu,Japan, 2.Department of Rehabilitation, University of Occupational and Environmental Health, Kitakyushu-shi, Japan)

^○Yukako Kawasaki¹, Yousuke Ono¹, Kentaro Tamura¹, Mie Matui², Taketoshi Yoshida¹ (1.Division of Neonatology, Maternal and Perinatal Center, Toyama University Hospital, Toyama, Japan, 2.Institute of Liberal Arts and Science, Kanazawa University, Kanazawa, Japan)