1. Clinical Nursing Teaching and Research Section, The Second Xiangya Hospital, Central South University, Changsha, China
2. Department of Neurosurgery, The Second Xiangya Hospital, Central South University, Changsha, China
3. Department of Critical Care Medicine, The Second Xiangya Hospital, Central South University, Changsha, China
4. Department of Psychiatry, National Clinical Research Center for Mental Disorders, The Second Xiangya Hospital, Central South University, Changsha, China