RT Journal Article SR Electronic T1 Edmund Halley (1656-1742). JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 1115 DO 10.1136/jnnp.55.12.1115 VO 55 IS 12 A1 Haas, L F YR 1992 UL http://jnnp.bmj.com/content/55/12/1115.abstract AB