[Clinical, biological and social aspects of depression the aged 80 and over].
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D000328:Adult; D000368:Aged; D000375:Aging / Q000502:physiology; D000437:Alcoholism / Q000150:complications*; D003863:Depression / Q000150:complications* / Q000523:psychology*; D006304:Health Status; D006801:Humans; D008875:Middle Aged