RT Journal Article SR Electronic T1 Hypothalamus, Pituitary and Aging JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 514 OP 514 DO 10.1136/jnnp.40.5.514-b VO 40 IS 5 A1 Treip, C. S. YR 1977 UL http://jnnp.bmj.com/content/40/5/514.3.abstract AB