1 Institute of Brain Science, National Yang-Ming University, Taipei, Taiwan;; Sleep Research Center, National Yang-Ming University, Taipei, Taiwan.
2 Institute of Brain Science, National Yang-Ming University, Taipei, Taiwan;; Sleep Research Center, National Yang-Ming University, Taipei, Taiwan; Graduate Institute of Biomedical Informatics, College of Medicine Science and Technology, Taipei Medical University, Taipei, Taiwan. Electronic address: tbjkuo@tmu.edu.tw.