Affiliation: | 1. The National Key Clinical Specialty, Department of Neurosurgery, Zhujiang Hospital, Southern Medical University, Guangzhou, China ; 2. Department of Pathology, Nanfang Hospital, Southern Medical University, Guangzhou, China ; 3. Department of Pathology, School of Basic Medical Sciences, Southern Medical University, Guangzhou, China ; 4. Department of General Surgery, Zhujiang Hospital, Southern Medical University, Guangzhou, China |