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)
Letter to the Editor
Compliance with ethical standards
Conflict of interest
All authors declare that they have no conflict of interest.
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