1. Department of Computer Engineering, Mokpo National University, Muan, Korea
2. Department of Nursing, Mokpo National University, Muan, Korea
3. Department of Biomedicine, Health and Life Convergence Sciences, Mokpo National University, Muan, Korea
4. Division of Computer Engineering, Hanshin University, Osan, Korea
5. Biomedical and Healthcare Research Institute, Mokpo National University, Muan, Korea
6. MNU Disaster-Safety R&D Center, Mokpo National University, Muan, Korea