Randomized Controlled Trial

Artificial disc versus fusion: a prospective, randomized study with 2-year follow-up on 99 patients.

Spine. 2007 Dec 15;32(26):2933-40; discussion 2941-2.
Randomized Controlled Trial

Predictors of outcome after anterior cervical discectomy and fusion: a multivariate analysis.

Spine. 2009 Jan 15;34(2):161-6.
Randomized Controlled Trial

Implant complications, fusion, loss of lordosis, and outcome after anterior cervical plating with dynamic or rigid plates: two-year results of a multi-centric, randomized, controlled study.

Spine. 2009 Apr 1;34(7):641-6.