1. Department of Neurology; Guangzhou Brain Hospital; Affiliated Hospital of Guangzhou Medical University; Guangzhou China
2. Clinical Laboratory; Guangzhou Brain Hospital; Affiliated Hospital of Guangzhou Medical University; Guangzhou China
3. Department of Geriatrics; Guangzhou Brain Hospital; Affiliated Hospital of Guangzhou Medical University; Guangzhou China
4. Neuropsychiatry Research Institute; Guangzhou Brain Hospital; Affiliated Hospital of Guangzhou Medical University; Guangzhou China