Learning curve for percutaneous endoscopic lumbar discectomy depending on the surgeon's training level of minimally invasive spine surgery
2013 ◽
Vol 115
(10)
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pp. 1987-1991
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2014 ◽
Vol 472
(6)
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pp. 1711-1717
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2011 ◽
Vol 23
(1)
◽
pp. 9-13
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