1. Department of Infectious Disease, Inha University School of Medicine, Incheon, Republic of Korea;
2. Department of Infectious Disease, Jeju University Hospital, Jeju, Republic of Korea;
3. Department of Emergency Medicine, Inha University School of Medicine, Incheon, Republic of Korea;
4. Division of Critical Care Medicine, Department of Hospital Medicine, Inha University School of Medicine, Incheon, Republic of Korea