1. Institute of Public Health, National Yang-Ming University, Taipei, Taiwan
2. Clinical and Translational Neuroscience Section, Laboratory of Behavioral Neuroscience, National Institute on Aging, Baltimore, MD, USA
3. Laboratory of Behavioral Neuroscience, National Institute on Aging, Baltimore, MD, USA
4. Translational Gerontology Branch, National Institute on Aging, National Institute on Aging, Baltimore, MD, USA
5. Center for Biomedical Image Computing and Analytics, University of Pennsylvania, Philadelphia, PA, USA