RT Journal Article SR Electronic T1 The importance of optic neuritis and retinal haemorrhages in the diagnosis of chronic septic endocarditis JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 511 OP 511 DO 10.1136/jnnp.52.4.511-a VO 52 IS 4 A1 RT Ross YR 1989 UL http://jnnp.bmj.com/content/52/4/511.2.abstract AB