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Sun, Q., Wang, Y., Ge, W. et al. Letter to the Editor concerning “Robot-assisted and conventional freehand pedicle screw placement: a systematic review and meta-analysis of randomized controlled trials” by Gao ST et al. (Eur Spine J; 2017. DOI 10.1007/s00586-017-5333-y). Eur Spine J 27, 931–932 (2018). https://doi.org/10.1007/s00586-018-5483-6
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DOI: https://doi.org/10.1007/s00586-018-5483-6