1. Cixi Institute of Biomedical Engineering, International Cooperation Base of Biomedical Materials Technology and Application, Chinese Academy of Science (CAS) Key Laboratory of Magnetic Materials and Devices, Zhejiang Engineering Research Center for Biomedical Materials, Ningbo Institute of Materials Technology and Engineering, CAS, Ningbo 315201, P.R. China
2. Department of Neurosurgery, Second Affiliated Hospital, School of Medicine and MOE Frontier Science Center for Brain Science & Brain-Machine Integration, Zhejiang University, Hangzhou, Zhejiang 310003, P. R. China
3. Departments of Diagnostic Radiology, Surgery, Chemical and Biomolecular Engineering, and Biomedical Engineering, Yong Loo Lin School of Medicine and Faculty of Engineering, National University of Singapore, Singapore 119074, Singapore
4. Clinical Research Center for Neurological Diseases of Zhejiang Province, Hangzhou 310009, China
5. Department of Neurosurgery, Rui-Jin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai 200025, P. R. China
6. Department of Radiology, Hwa Mei Hospital, University of Chinese Academy of Sciences, Ningbo 315010, P. R. China
7. University of Chinese Academy of Sciences, Beijing 100049, P. R. China