[1] Xuanwu Hospital of Capital Medical University,National clinical Research Center for Geriatric Diseases
[2] Xuanwu Hospital of Capital Medical University,Department of Neurobiology
[3] Xuanwu Hospital of Capital Medical University,Neurology
[4] Xuanwu Hospital of Capital Medical University,Geriatrics
[5] Capital Medical University,Beijing Geriatric Healthcare Center, Xuanwu Hospital
[6] Xuanwu Hospital of Capital Medical University,Department of Evidence Based Medicine
[7] Parkinson Disease Center of Beijing Institute for Brain Disorders and Beijing Key Laboratory on Parkinson’s disease,Department of Neurology, Neurobiology and Geriatrics
[8] Xuanwu Hospital of Capital Medical University,undefined