title: The sadness of Alzheimer's.
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D000544:Alzheimer Disease / Q000523:psychology*; D003071:Cognition; D003863:Depression / Q000523:psychology*; D005260:Female; D006801:Humans; D008297:Male; D011581:Psychological Tests