1. Department of Neurosurgery/Neuro‐oncologyState Key Laboratory of Oncology in South ChinaCollaborative Innovation Center for Cancer MedicineSun Yat‐sen University Cancer Center Guangzhou Guangdong 510060 P. R. China
2. Department of NeurosurgerySun Yat‐sen Memorial Hospital Guangzhou Guangdong 510235 P. R. China
3. Department of NeurosurgeryHuazhong University of Science and Technology Union Shenzhen Hospital, The 6th Affiliated Hospital of Shenzhen University Health Science Center (Shenzhen Nanshan People's Hospital) Shenzhen Guangdong 518052 P. R. China
4. Department of Molecular DiagnosticsState Key Laboratory of Oncology in South ChinaCollaborative Innovation Center for Cancer MedicineSun Yat‐sen University Cancer Center Guangzhou Guangdong 510060 P. R. China