1 Department of Emergency Medicine, University of Ulsan, College of Medicine, Asan Medical Center, Seoul, Republic of Korea.
2 Promedius Inc., Seoul, Republic of Korea.
3 Nursing Department, Asan Medical Center, Seoul, Republic of Korea.
4 Department of Convergence Medicine, University of Ulsan, College of Medicine, Asan Medical Center, 88, Olympic-ro 43-gil, Songpa-gu, Seoul, 05505, Republic of Korea. namkugkim@gmail.com.
5 Department of Emergency Medicine, Biomedical Informatics, University of Ulsan, College of Medicine, Asan Medical Center, 88, Olympic-ro 43-gil, Songpa-gu, Seoul, 05505, Republic of Korea. sdw@amc.seoul.kr.