Kim, Do-Keun Clinical and Radiological Comparison of Semirigid (WavefleX) and Rigid System for the Lumbar Spine. [electronic resource] - Korean Journal of Spine Jun 2016 - 57-62 p. digital Publication Type: Journal Article ISSN: 1738-2262 Standard No.: 10.14245/kjs.2016.13.2.57 doi