P20. Positional MRI changes in the lumbar spine following insertion of a novel interspinous process distraction device
2006 ◽
Vol 19
(7)
◽
pp. 495-500
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2009 ◽
Vol 17
(9)
◽
pp. 1125-1134
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2013 ◽
Vol 42
(4)
◽
pp. 833-842
◽
2016 ◽
Vol 27
(9)
◽
pp. 983-989
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