A psychometric study of academic difficulty and psychiatric illness in students.
D003479:Curriculum; D005120:Extraversion, Psychological; D005260:Female; D006801:Humans; D007360:Intelligence; D008297:Male; D001523:Mental Disorders / Q000453:epidemiology*; D010551:Personality; D010555:Personality Inventory; D011581:Psychological Tests; D012737:Sex Factors; D013334:Students; D014477:Underachievement; D014495:Universities; D014825:Vocabulary