Amyotrophic lateral sclerosis and parkinsonism dementia in a migrant population from Guam.
D000368:Aged; D000690:Amyotrophic Lateral Sclerosis / Q000453:epidemiology* / Q000209:etiology; D002140:California; D005006:Ethnicity; D005260:Female; D006801:Humans; D008297:Male; D008849:Micronesia; D008875:Middle Aged; D010300:Parkinson Disease / Q000453:epidemiology*