〇Woosuk Chung¹, Yoon Hee Kim¹, Yong Sup Shin¹, Youngkwon Ko¹ (1. Chungnam National University Hospital, Daejeon, South Korea)

〇Darunee Tangwancharoen^1,2, Noriko Miyazawa¹, Eri Takano¹, Yuko Yamamoto³, Haruto Fujita ¹, Kanako Kanda¹ (1. Tokyo Metropolitan Children's Medical Center, 2. Department of anesthesiology, Faculty of Medicine, Khon Kaen University, Khon Kaen, 40002, Thailand, 3. Keio University, School of Medicine)

Ji Eun Kim¹, Jae Chul Koh², 〇Ji Young Kim² (1. Ajou University School of Medicine, Suwon, Korea, 2. Yonsei University College of Medicine, Seoul, Korea)

〇Dong Kyu Lee¹, Heezoo Kim¹, Hyun Koo Kim², Kook Nam Han² (1. Dept. of Anesthesiology and Pain Medicine, Korea Univ. Guro Hospital, Seoul, Rep. of Korea, 2. Dept. of Thoracic and Cardiovascular surgery, Korea Univ. Guro Hospital, Seoul, Rep. of Korea)