1. Morsani College of Medicine, University of South Florida, Tampa, Florida, USA;
2. Department of Neurosurgery and Brain Repair, Morsani College of Medicine, Tampa General Hospital, University of South Florida, Tampa, Florida, USA;
3. Li Ka Shing Faculty of Medicine, The University of Hong Kong, Pokfulam, Hong Kong;
4. Department of Neurosurgery, Zhongnan Hospital of Wuhan University, Wuhan, Hubei, China