title: Alzheimer's first blow. Head injuries raise risk.
authors.forename: R K
authors.initials: RK
authors.lastname: Sobel
mesh_terms: D000544:Alzheimer Disease / Q000453:epidemiology / Q000209:etiology*; D006259:Craniocerebral Trauma / Q000150:complications*; D006801:Humans; D008297:Male; D012307:Risk Factors; D014474:Unconsciousness; D014481:United States / Q000453:epidemiology