1. School of Medical Instrumentation, Shanghai University of Medicine & Health Sciences, Shanghai 201318, P. R. China
2. Academic Affair Office, Shanghai University of Medicine & Health Sciences, Shanghai 201318, P. R. China
3. Information Management Center, Shanghai University of Medicine & Health Sciences, Shanghai 201318, P. R. China
4. Nursing Department, Shanghai Pudong New District Zhoupu Hospital, Shanghai 201318, P. R. China
5. Center for Intelligent Medical Electronics (CIME), School of Information Science and Engineering, Fudan University, Shanghai 200433, P. R. China