1. Department of Emergency Medicine, Hallym University College of MedicineKangnam Sacred Heart Hospital, Seoul, Republic of Korea
2. Department of Emergency Medicine, Hallym University College of MedicineKangdong Sacred Heart Hospital, Seoul, Republic of Korea
3. Department of Emergency Medicine, Incheon St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea
4. Department of Emergency Medicine, Hallym University College of MedicineChuncheon Sacred Heart Hospital, Chuncheon, Republic of Korea
5. Department of Emergency Medicine, Hallym University College of MedicineDongtan Sacred Heart Hospital, Hwaseong, Republic of Korea