RT Journal Article SR Electronic T1 Issues in Psychobiology JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 91 OP 92 DO 10.1136/jnnp.53.1.91-b VO 53 IS 1 A1 KA Flowers YR 1990 UL http://jnnp.bmj.com/content/53/1/91.3.abstract AB