^○Keiichi Hirono¹, Teruhiko Imamura², Kaori Tsuboi¹, Shinya Takarada¹, Mako Okabe¹, Hideyuki Nakaoka¹, Keijiro Ibuki¹, Sayaka Ozawa¹ (1.Department of Pediatrics, Faculty of Medicine, University of Toyama, Toyama, 2.Second department of Internal Medicine, Faculty of Medicine, University of Toyama, Toyama)

^○Koji Miwa, Sanae Tsumura, Tomomitsu Kanaya, Yuta Teguri (Department of Cardiovascular Surgery, Osaka Womens and Childrens Hospital, Osaka)

^○Hideo Ohuchi¹, Kota Takei², Jun Muneuchi³, Shingo Kasahara⁴, Yuichi Ishikawa⁵, Masanori Tsukada⁶, Masaki Nii⁷, Shin Ono⁸, Hirofumi Saiki⁹ (1.Department of Pediatric Cardiology, National Cerebral and Cardiovascular Center, Osaka, 2.Pediatric Cardiology, Nagano Children's Hospital, Nagano, 3.Department of Pediatrics, Kyushu Hospital Community Healthcare Organization, Fukuoka, 4.Department of Cardiovascular Surgery, Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences and Okayama University Hospital, Okayama, 5.Department of Pediatric Cardiology, Fukuoka Children's Hospital, Fukuoka, 6.Department of Pediatrics, Niigata University Graduate School of Medical and Dental Sciences, Niigata, 7.Department of Pediatric Cardiology, Shizuoka Children's Hospital, Shizuoka, 8.Department of Pediatric Cardiology, Kanagawa Children's Medical Center, Kanagawa, 9.Department of Pediatrics, Iwate Medical University, Iwate)

^○Dai Asada¹, Yoichirou Ishii¹, Hiroki Nagano¹, Yuka Hayashida¹, Takuya Fujisaki¹, Masayoshi Mori¹, Kumiyo Matsuo¹, Sanae Tsumua², Hisaaki Aoki¹ (1.Department of Cardiology, Osaka Women's and Children's Hospital, Osaka, 2.Department of cardiovascular surgery, Osaka Women's and Children's Hospital, Osaka)

^○Woo Young Park¹, Gi Beom Kim¹, Sang Yun Lee¹, Jae Suk Baek², Soo Jin Kim³, Jowon Jung⁴, Myung Chul Hyun⁵, Young Tae Lim⁵, Joowon Lee⁶ (1.Department of Pediatrics, Seoul National University Children's Hospital, Seoul, 2.Department of Pediatrics, Asan Medical Center Children's Hospital, Ulsan University College of Medicine, Seoul, 3.Department of Pediatrics, Sejong General Hospital, Bucheon, 4.Department of Pediatrics, Yonsei University College of Medicine, Seoul, 5.Department of Pediatrics, Kyungpook National University Hospital, Daegu, 6.Department of Pediatrics, Seoul National University Bundang Hospital, Seongnam)