000 00257 a2200097 4500
005 20220530085438.0
245 _aJournal of Neurology / Neurosurgery and Psychiatry
260 _aLondon
_bBritish Medical Association
_c1986
490 _vVol. 49
942 _2lcc
_cCR
999 _c25959
_d25959