RT Journal Article SR Electronic T1 DISORDERS OF THE AUTONOMIC NERVOUS SYSTEM JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 831 OP 831 DO 10.1136/jnnp.38.8.831-a VO 38 IS 8 YR 1975 UL http://jnnp.bmj.com/content/38/8/831.2.abstract AB