Stability and change in nonfocal neurologic signs.
D000293:Adolescent; D000367:Age Factors; D002490:Central Nervous System / Q000503:physiopathology*; D002648:Child; D002653:Child Behavior Disorders / Q000503:physiopathology*; D002657:Child Development; D006801:Humans; D008607:Intellectual Disability / Q000503:physiopathology; D007859:Learning Disabilities / Q000503:physiopathology*; D008137:Longitudinal Studies; D009460:Neurologic Examination