[1
]
Department of Neurosurgery, Shanghai Seventh People's Hospital, Shanghai 200137, China.
[2
]
Department of Health Statistics, Second Military Medical University, Shanghai 200433,
China.
[3
]
Department of Politics, Second Military Medical University, Shanghai 200433, China.
[4
]
Department of Neurosurgery, Shanghai Tenth People's Hospital, Tongji University School
of Medicine, Shanghai 200072, China.
[5
]
Department of Neurology, Shanghai Seventh People's Hospital, Shanghai 200137, China.
[6
]
Department of VIP Special Clinic, Shanghai Seventh People's Hospital, Shanghai 200137,
China.
[7
]
Department of Health Statistics, Second Military Medical University, Shanghai 200433,
China. Electronic address: hejia63@yeah.net.
[8
]
Department of Rehabilitation Institute, Shanghai Seventh People's Hospital, Shanghai
200137, China. Electronic address: zhou_ly@126.com.