RT Journal Article SR Electronic T1 About the original description of cerebellar tonsil herniation by Pierre Marie JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 412 OP 412 DO 10.1136/jnnp.63.3.412 VO 63 IS 3 A1 FABIO SIMONETTI A1 PAOLA PERGAMI A1 MAURO CERONI A1 ALAN H ROPPER A1 ROBERTO VIVIANI YR 1997 UL http://jnnp.bmj.com/content/63/3/412.1.abstract AB