On aging, senescence, and senility.
D000223:Adaptation, Psychological; D000368:Aged; D000375:Aging; D002657:Child Development; D003704:Dementia; D004192:Discrimination, Psychological; D004493:Education; D006128:Growth; D006801:Humans; D007564:Japan; D001523:Mental Disorders / Q000517:prevention & control; D010465:Perception; D012934:Social Isolation; D012945:Social Values; D014481:United States