Amyotrophic lateral sclerosis (ALS) among immigrant groups and Swedish-born individuals : a cohort study of all adults 18 years of age and older in Sweden
Background: There is a lack of studies of amyotrophic lateral sclerosis (ALS) in immigrants. Objective: The objective is to study the association between country of birth and incident ALS in first-generation immigrants versus Swedish-born individuals, and in second-generation immigrants versus native Swedes. Methods: Study populations included all adults aged 18 years and older in Sweden, in the f
