Klassen, P. D., Hsu, W. K., Martens, F., Inzana, J. A., van den Brink, W. A., Groff, M. W., & Thomé, C. (2018). Post-lumbar discectomy reoperations that are associated with poor clinical and socioeconomic outcomes can be reduced through use of a novel annular closure device: Results from a 2-year randomized controlled trial. Clinicoecon Outcomes Res.

Klassen, Peter Douglas, Wellington K. Hsu, Frederic Martens, Jason A. Inzana, Wimar A. van den Brink, Michael W. Groff, och Claudius Thomé. "Post-lumbar Discectomy Reoperations That Are Associated With Poor Clinical and Socioeconomic Outcomes Can Be Reduced Through Use of a Novel Annular Closure Device: Results From a 2-year Randomized Controlled Trial." Clinicoecon Outcomes Res 2018.

Klassen, Peter Douglas, et al. "Post-lumbar Discectomy Reoperations That Are Associated With Poor Clinical and Socioeconomic Outcomes Can Be Reduced Through Use of a Novel Annular Closure Device: Results From a 2-year Randomized Controlled Trial." Clinicoecon Outcomes Res 2018.