1. Department of Basic Sciences, Division of Physiology, Loma Linda University School of Medicine, Loma Linda, CA, USA
2. Department of Anesthesiology, Loma Linda University School of Medicine, Loma Linda, CA, USA
3. Department of Neurosurgery, Loma Linda University School of Medicine, Loma Linda, CA, USA
4. Department of Neurosurgery, The First Affiliated Hospital of Harbin Medical University, Harbin, Heilongjiang, China
5. Department of Neurosurgery, The Fourth Affiliated Hospital, School of Medicine, Zhejiang University, Yiwu, Zhejiang, China