1. Institute of Allied Health Sciences, College of Medicine, National Cheng Kung University, Tainan, Taiwan
2. Institute of Behavioral Medicine, College of Medicine, National Cheng Kung University, Tainan, Taiwan
3. Division of Behavioral Neurology, Department of Neurology, National Cheng Kung University Hospital, Tainan, Taiwan
4. Institute of Gerontology, College of Medicine, National Cheng Kung University, Tainan City, Taiwan