Answer to the Letter to the Editor of L. Denteneer et al. concerning "Do we have the right PROMs for measuring outcomes in lumbar spinal surgery?" by O.M. Stokes et al., Eur Spine J (2017) 26:816-824
Eur Spine J. 2018 Jan;27(1):244.
doi: 10.1007/s00586-017-5353-7.
Epub 2017 Nov 3.