1. Department of Neurology, The Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, China.
2. Institute of Physical Science and Information Technology, Anhui University, Hefei, China.
3. Chinese Academy of Sciences, Key Laboratory of Regenerative Biology, Guangdong Provincial Key Laboratory of Stem Cell and Regenerative Medicine, Guangzhou Institutes of Biomedicine and Health, Chinese Academy of Sciences, Guangzhou, China.