Ling, F. ., Chevillotte, T. ., Leglise, A. ., Thompson, W. ., Bouthors, C. ., & Le Huec, J. . (2018). Which parameters are relevant in sagittal balance analysis of the cervical spine? A literature review. European Spine Journal : Official Publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society. https://doi.org/10.1007/s00586-018-5462-y (Original work published 2018)