1. National Cheng Kung University; Institute of Behavioral Medicine, College of Medicine; Tainan Taiwan
2. Department of Psychiatry; National Cheng Kung University Hospital; College of Medicine; National Cheng Kung University; Tainan Taiwan
3. Department of Neurology; National Taiwan University Hospital; College of Medicine; National Taiwan University; Taipei Taiwan
4. Department of Medicine and Therapeutics; Hong Kong Special Administrative Region; The Chinese University of Hong Kong; Shatin China
5. Department of Neurology; Chang Gung Memorial Hospital-Linkou branch; Chang Gung University College of Medicine; Taoyuan Taiwan
6. Division of Biostatistics; School of Public Health; University of Texas Health Science Center at Houston; Houston Texas USA
7. Division of Preventive and Behavioral Medicine; University of Massachusetts; Worcester Massachusetts USA
8. Department of Neurological Sciences; Rush University Medical Center; Chicago Illinois USA