1. Assistant Professor, Department of Emergency Medical Technician, Daejeon University, Daejeon, South Korea.
2. Professor, Department of Nursing, Health Care Research Center, Kangwon National University, Chuncheon, South Korea.
3. Head Nurse, Seoul Medical Center, Seoul, South Korea.
4. Professor, Department of Internal Medicine, Seoul National University College of Medicine, Seoul, South Korea.
5. Nurse, Seoul National University Hospital, Seoul, South Korea.
6. Nurse, Chuncheon National Hospital, Chuncheon, South Korea.