Chang Kyun Lee 1, 2, Eun Sun Kim 3, 2, Seok Ho Dong 1, 2, Sung-Hoon Moon 4, 2, Hong Jun Park 5, 2, Dong-Hoon Yang 6, 2, Tae Hoon Lee 7, 2, Sang Kil Lee 8, 2, Jong Jin Hyun 3, 2
1 Internal Medicine, Kyung Hee University School of Medicine, Seoul, Korea (the Republic of)
2 the Korean Society of Gastrointestinal Endoscopy (KSGE) Task Force on Endoscopic Sedation, Seoul, Korea (the Republic of)
3 internal medicine, Korea University College of Medicine, Seoul, Korea (the Republic of)
4 Internal medicine, Hallym University College of Medicine, Anyang, Korea (the Republic of)
5 Yonsei University Wonju College of Medicine, Wonju, Korea (the Republic of)
6 University of Ulsan College of Medicine, Seoul, Korea (the Republic of)
7 Soonchunhyang University College of Medicine, Cheonan, Korea (the Republic of)
8 Yonsei University College of Medicine, Seoul, Korea (the Republic of)