[1]
aDepartment of Clinical Medicine
Dalian Medical University
Dalian Liaoning, China
[2]
bDepartment of Neurosurgery
Clinical Medical College of Yangzhou University
Yangzhou, China
[3]
cDepartment of Clinical Medicine
Dalian Medical University
Dalian Liaoning, China.
[4]
dDepartment of Neurosurgery
Clinical Medical College of Yangzhou University
Yangzhou, China