Cognitive reserve.
D000367:Age Factors; D000544:Alzheimer Disease / Q000209:etiology / Q000503:physiopathology / Q000517:prevention & control; D001921:Brain / Q000033:anatomy & histology / Q000502:physiology; D003071:Cognition / Q000502:physiology*; D004522:Educational Status; D006801:Humans; D007360:Intelligence