1. Charge Nurse, Department of Nursing, Gachon University Gil Medical Center, Incheon, Korea.
2. Professor, College of Nursing, Gachon University, Incheon, Korea.
3. Team Leader, Department of Nursing, Gachon University Gil Medical Center, Incheon, Korea.
4. Unit Manager, Department of Nursing, Gachon University Gil Medical Center, Incheon, Korea.
5. Charge Nurse, Department of Traumatology, Gachon University Gil Medical Center, Incheon, Korea.