Parkinson's Disease among Immigrant Groups and Swedish-Born Individuals : A Cohort Study of All Adults 50 Years of Age and Older in Sweden
Background: There is a lack of studies of Parkinson's disease (PD) in immigrants. Objective: To study the association between country of birth and incident PD in immigrants in Sweden versus Swedish-born individuals. Methods: Study population included all adults aged 50 years and older in Sweden (n=2775736). PD was defined as having at least one registered diagnosis of PD in the National Patient Re
