The serial sevens subtraction test.
D000293:Adolescent; D000328:Adult; D000375:Aging; D001927:Brain Diseases / Q000175:diagnosis; D004493:Education; D005260:Female; D006801:Humans; D007361:Intelligence Tests; D008297:Male; D008433:Mathematics; D001523:Mental Disorders / Q000175:diagnosis; D008875:Middle Aged; D012723:Sex