[The spirit of contradiction in old marriages].
D000368:Aged; D000375:Aging; D005191:Family Characteristics; D005260:Female; D006801:Humans; D008297:Male; D008393:Marriage; D008875:Middle Aged; D010551:Personality; D010554:Personality Disorders; D011581:Psychological Tests; D013997:Time Factors
El espíritu de contradicción en los matrimonios viejos.