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Fernandez M, Colodro-Conde L, Hartvigsen J, Ferreira ML, Refshauge KM, Pinheiro MB, Ordoñana JR, Ferreira PH.Fernandez M, et al. Among authors: ferreira ml, ferreira ph.Spine J. 2017 Jul;17(7):905-912. doi: 10.1016/j.spinee.2017.02.009. Epub 2017 Mar 4.Spine J. 2017.PMID: 28267634