title: Head injury linked to increased risk of Alzheimer's disease.
mesh_terms: D000368:Aged; D000544:Alzheimer Disease / Q000209:etiology*; D016022:Case-Control Studies; D006259:Craniocerebral Trauma / Q000150:complications* / Q000517:prevention & control; D006260:Head Protective Devices; D006801:Humans; D008297:Male