000
00310nas a22001217a 4500
008
190318s9999 xx 000 0 und d
022
_a
1547-5654
245
_a
Journal of Neurosurgery:Spine
260
_a
New York
260
_b
American Association of Neurological Surgeons
260
_c
2006
300
_a
540p.
999
_c
70103
_d
70103