Disengagement and the stresses of aging.
D000203:Activities of Daily Living; D000223:Adaptation, Psychological; D000368:Aged; D000375:Aging; D005163:Factor Analysis, Statistical; D005191:Family Characteristics; D005260:Female; D006262:Health; D006801:Humans; D007398:Interpersonal Relations; D007406:Interview, Psychological; D008297:Male; D008875:Middle Aged; D012179:Retirement; D012847:Single Person; D012917:Social Adjustment; D013312:Stress, Physiological