Department of Neurosurgical Intensive Care UnitQingdao University;
Qingdao;
Shandong 266003;
China;
Department of Neurosurgery;
Qingdao University;
Qingdao;
Shandong 266003;
China;
Department of Pathology;
the Affiliated Hospital of Medical College;
Qingdao University;
Qingdao;
Shandong 266003;
China;