1. Translational Gerontology Branch National Institute on Aging National Institutes of Health Baltimore MD USA
2. The Ph.D. Program for Neural Regenerative Medicine College of Medical Science and Technology Taipei Medical University Taipei Taiwan
3. Laboratory of Clinical Investigation Intramural Research Program National Institute on Aging National Institutes of Health Baltimore MD USA
4. Department of Neuroscience Karolinska Institutet Stockholm Sweden
5. Aristea Translational Medicine Corporation Park City UT USA
6. Center for Neurotrauma and Neuroregeneration Taipei Medical University Taipei Taiwan
7. Department of Neurosurgery Taipei Medical University Hospital Taipei Taiwan
8. Department of Surgery School of Medicine College of Medicine Taipei Medical University Taipei Taiwan
9. Department of Neurosurgery Case Western Reserve University School of Medicine Cleveland OH USA