TY - JOUR T1 - Merritt's Textbook of Neurology JF - Journal of Neurology, Neurosurgery & Psychiatry JO - J Neurol Neurosurg Psychiatry SP - 595 LP - 595 DO - 10.1136/jnnp.60.5.595-c VL - 60 IS - 5 AU - Neil Robertson Y1 - 1996/05/01 UR - http://jnnp.bmj.com/content/60/5/595.4.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -