〇Amarjyoti Hazarika¹, Keshav Goyal², Girija Prasad Rath², Parmod Bithal², Ankur Khandelwal² (1. Post Graduate Institute of Medical Education and Research (PGIMER),Chandigarh,India, 2. Critical and intensive care, Neuroanaesthesiology, Jai Prakash Narayan Apex Trauma Center (JPNATC),All India Institute of Medical Sciences ( AIIMS), New Delhi, India )

〇Youngdeuk Kim^1,2, Byung Woong Ko^1,2, Sungwon Na^1,2 (1. Yonsei Hospital, Yonsei University School of Medicine, Seoul, Korea., 2. Univ. of Yonsei)

〇Sang Hyun Hong¹, Min Suk Chae¹, Joon-Yong Jung², Ho Joong Choi³ (1. Department of Anesthesiology Seoul St Marys Hospital College of Medicine The Catholic University of Korea, 2. Department of Radiology Seoul St Marys Hospital College of Medicine The Catholic University of Korea, 3. Department of Surgery Seoul St Marys Hospital College of Medicine The Catholic University of Korea)

〇Sangseok Lee Lee¹, Jaesuk Kim¹, Yeong-deok Kim¹, Dongreul Lee¹, Kye-Min Kim¹ (1. Sanggye Paik Hospital, Inje University College of Medicine)

〇katy e french¹, tom rahlfs¹, shannon popovich¹, Bryce speer¹, tayab andrabi¹, Joe Ruiz¹ (1. university of texas MD Anderson cancer center)