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Kristof, Rudolf Andreas, Thomas Kiefer, Marcus Thudium, Florian Ringel, Michael Stoffel, Attlila Kovacs, e Christian-Andreas Mueller. Comparison of Ventral Corpectomy and Plate-screw-instrumented Fusion With Dorsal Laminectomy and Rod-screw-instrumented Fusion for Treatment of At Least Two Vertebral-level Spondylotic Cervical Myelopathy. Springer-Verlag, 2009.

Kristof, Rudolf Andreas, et al. Comparison of Ventral Corpectomy and Plate-screw-instrumented Fusion With Dorsal Laminectomy and Rod-screw-instrumented Fusion for Treatment of At Least Two Vertebral-level Spondylotic Cervical Myelopathy. Springer-Verlag, 2009.