https://www.selleckchem.com/ALK.html
Depression and sleep disturbance are well-recognized non-motor features in patients with Parkinson's disease (PD). This meta-analysis aimed to explore the potential role of bright light therapy (BLT) in depression and sleep disturbances in Parkinson's Disease (PD). Four databases were independently searched by two reviewers PubMed, Cochrane, Web of Science and Embase until February 2021. We evaluated the following depression related scales Beck's Depression Inventory (BDI); the Geriatric Depression Rating Scale, 30-item (GDS-3; the Hamilton Depres