@article{doi:10.1302/0301-620X.95B2.29323, author = {Balain, B. and Jaiswal, A. and Trivedi, J. M. and Eisenstein, S. M. and Kuiper, J. H. and Jaffray, D. C.}, title = {The Oswestry Risk Index }, journal = {The Bone & Joint Journal}, volume = {95-B}, number = {2}, pages = {210-216}, year = {2013}, doi = {10.1302/0301-620X.95B2.29323}, url = {https://doi.org/10.1302/0301-620X.95B2.29323} }