The logical impossibility of using hysterics and dysthymics as criterion groups in the study of introversion and extraversion.
FOULDS
G A
GA
D003863:Depression / Q000523:psychology*; D003866:Depressive Disorder; D005120:Extraversion, Psychological; D006801:Humans; D007046:Hysteria / Q000523:psychology*; D007439:Introversion, Psychological; D010551:Personality
DEPRESSION/psychology; HYSTERIA/psychology; PERSONALITY