Affiliation: | 1.Department of Neurosurgery, The Second Hospital of Hebei Medical University, 215 Heping Road, Shijiazhuang, 050000, HeBei, China ;2.Department of Neurosurgery, The First Hospital of Handan City, Handan, 056000, HeBei, China ;3.Department of Neurosurgery, Affiliated Xing Tai People Hospital of Hebei Medical University, Xingtai, 054000, HeBei, China ;4.Department of Anesthesiology and Intensive Care Unit, The Second Hospital of Hebei Medical University, Shijiazhuang, 050000, HeBei, China ;5.Department of Neurosurgery, The Third Hospital of Shijiazhuang City, Shijiazhuang, 050000, HeBei, China ; |